9925944 has 32 divisors (see below), whose sum is σ = 28360320. Its totient is φ = 2835936.

The previous prime is 9925931. The next prime is 9925957. The reversal of 9925944 is 4495299.

It is an interprime number because it is at equal distance from previous prime (9925931) and next prime (9925957).

It is a super-2 number, since 2×9925944² = 197048728582272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 9925896 and 9925905.

It is a congruent number.

It is an unprimeable number.

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, 29374 + ... + 29709.

It is an arithmetic number, because the mean of its divisors is an integer number (886260).

Almost surely, 2^9925944 is an apocalyptic number.

It is an amenable number.

9925944 is an abundant number, since it is smaller than the sum of its proper divisors (18434376).

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

9925944 is a wasteful number, since it uses less digits than its factorization.

9925944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59099 (or 59095 counting only the distinct ones).

The product of its digits is 116640, while the sum is 42.

The square root of 9925944 is about 3150.5466192393. The cubic root of 9925944 is about 214.9103213518.

The spelling of 9925944 in words is "nine million, nine hundred twenty-five thousand, nine hundred forty-four".