40915692 has 60 divisors (see below), whose sum is σ = 107575776. Its totient is φ = 13560480.

The previous prime is 40915687. The next prime is 40915739. The reversal of 40915692 is 29651904.

40915692 is a `hidden beast` number, since 4 + 0 + 91 + 569 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 94717 + ... + 95147.

Almost surely, 2^40915692 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 40915692, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53787888).

40915692 is an abundant number, since it is smaller than the sum of its proper divisors (66660084).

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

40915692 is a wasteful number, since it uses less digits than its factorization.

40915692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 740 (or 729 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 40915692 is about 6396.5375008672. The cubic root of 40915692 is about 344.5852103877.

The spelling of 40915692 in words is "forty million, nine hundred fifteen thousand, six hundred ninety-two".