40056352 has 96 divisors (see below), whose sum is σ = 97469568. Its totient is φ = 15814656.

The previous prime is 40056281. The next prime is 40056383. The reversal of 40056352 is 25365004.

It is a super-2 number, since 2×40056352² = 3209022671095808, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 255058 + ... + 255214.

It is an arithmetic number, because the mean of its divisors is an integer number (1015308).

Almost surely, 2^40056352 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 40056352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48734784).

40056352 is an abundant number, since it is smaller than the sum of its proper divisors (57413216).

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

40056352 is a wasteful number, since it uses less digits than its factorization.

40056352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258 (or 250 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 40056352 is about 6329.0087691518. The cubic root of 40056352 is about 342.1557149170.

The spelling of 40056352 in words is "forty million, fifty-six thousand, three hundred fifty-two".