40906752 has 52 divisors (see below), whose sum is σ = 109104120. Its totient is φ = 13631488.

The previous prime is 40906751. The next prime is 40906769. The reversal of 40906752 is 25760904.

It is not an unprimeable number, because it can be changed into a prime (40906751) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10624 + ... + 13952.

Almost surely, 2^40906752 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 40906752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54552060).

40906752 is an abundant number, since it is smaller than the sum of its proper divisors (68197368).

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

40906752 is an equidigital number, since it uses as much as digits as its factorization.

40906752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3356 (or 3334 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 40906752 is about 6395.8386471205. The cubic root of 40906752 is about 344.5601114910.

The spelling of 40906752 in words is "forty million, nine hundred six thousand, seven hundred fifty-two".