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1137852 = 223231607
BaseRepresentation
bin100010101110010111100
32010210211200
410111302330
5242402402
640215500
712446232
oct4256274
92123750
101137852
11707981
1246a590
1330abb1
14218952
1517721c
hex115cbc

1137852 has 18 divisors (see below), whose sum is σ = 2876328. Its totient is φ = 379272.

The previous prime is 1137817. The next prime is 1137859. The reversal of 1137852 is 2587311.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1137859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15768 + ... + 15839.

It is an arithmetic number, because the mean of its divisors is an integer number (159796).

21137852 is an apocalyptic number.

1137852 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1137852 is an abundant number, since it is smaller than the sum of its proper divisors (1738476).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1137852 is a wasteful number, since it uses less digits than its factorization.

1137852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31617 (or 31612 counting only the distinct ones).

The product of its digits is 1680, while the sum is 27.

The square root of 1137852 is about 1066.7014577659. The cubic root of 1137852 is about 104.3987404613.

The spelling of 1137852 in words is "one million, one hundred thirty-seven thousand, eight hundred fifty-two".

Divisors: 1 2 3 4 6 9 12 18 36 31607 63214 94821 126428 189642 284463 379284 568926 1137852