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1950972 = 223367443
BaseRepresentation
bin111011100010011111100
310200010020020
413130103330
5444412342
6105452140
722403652
oct7342374
93603206
101950972
111112881
127a1050
1353402a
1438add2
152880ec
hex1dc4fc

1950972 has 24 divisors (see below), whose sum is σ = 4574976. Its totient is φ = 647088.

The previous prime is 1950959. The next prime is 1950979. The reversal of 1950972 is 2790591.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1950979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4183 + ... + 4625.

It is an arithmetic number, because the mean of its divisors is an integer number (190624).

21950972 is an apocalyptic number.

1950972 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1950972 is an abundant number, since it is smaller than the sum of its proper divisors (2624004).

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

1950972 is a wasteful number, since it uses less digits than its factorization.

1950972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817 (or 815 counting only the distinct ones).

The product of its (nonzero) digits is 5670, while the sum is 33.

The square root of 1950972 is about 1396.7719928464. The cubic root of 1950972 is about 124.9540524460.

The spelling of 1950972 in words is "one million, nine hundred fifty thousand, nine hundred seventy-two".

Divisors: 1 2 3 4 6 12 367 443 734 886 1101 1329 1468 1772 2202 2658 4404 5316 162581 325162 487743 650324 975486 1950972