39926952 has 128 divisors (see below), whose sum is σ = 121968000. Its totient is φ = 12026880.

The previous prime is 39926951. The next prime is 39926963. The reversal of 39926952 is 25962993.

It is a super-2 number, since 2×39926952² = 3188322992020608, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 39926898 and 39926907.

It is not an unprimeable number, because it can be changed into a prime (39926951) 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 31 ways as a sum of consecutive naturals, for example, 165552 + ... + 165792.

It is an arithmetic number, because the mean of its divisors is an integer number (952875).

Almost surely, 2^39926952 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39926952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60984000).

39926952 is an abundant number, since it is smaller than the sum of its proper divisors (82041048).

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

39926952 is a wasteful number, since it uses less digits than its factorization.

39926952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328 (or 318 counting only the distinct ones).

The product of its digits is 262440, while the sum is 45.

The square root of 39926952 is about 6318.7777299095. Note that the first 4 decimals coincide. The cubic root of 39926952 is about 341.7868786066.

The spelling of 39926952 in words is "thirty-nine million, nine hundred twenty-six thousand, nine hundred fifty-two".