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1057092 = 223137643
BaseRepresentation
bin100000010000101000100
31222201001120
410002011010
5232311332
634353540
711661621
oct4020504
91881046
101057092
11662233
1242b8b0
132b01ca
141d7348
1515d32c
hex102144

1057092 has 24 divisors (see below), whose sum is σ = 2488416. Its totient is φ = 349248.

The previous prime is 1057087. The next prime is 1057093. The reversal of 1057092 is 2907501.

It is a super-2 number, since 2×10570922 = 2234886992928, which contains 22 as substring.

It is a zygodrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (1057093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1323 + ... + 1965.

It is an arithmetic number, because the mean of its divisors is an integer number (103684).

21057092 is an apocalyptic number.

1057092 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1057092 is an abundant number, since it is smaller than the sum of its proper divisors (1431324).

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

1057092 is a wasteful number, since it uses less digits than its factorization.

1057092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 787 (or 785 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 24.

The square root of 1057092 is about 1028.1497945339. The cubic root of 1057092 is about 101.8679567816.

The spelling of 1057092 in words is "one million, fifty-seven thousand, ninety-two".

Divisors: 1 2 3 4 6 12 137 274 411 548 643 822 1286 1644 1929 2572 3858 7716 88091 176182 264273 352364 528546 1057092