40999374 has 24 divisors (see below), whose sum is σ = 95665752. Its totient is φ = 12615120.

The previous prime is 40999351. The next prime is 40999403. The reversal of 40999374 is 47399904.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 87372 + ... + 87839.

It is an arithmetic number, because the mean of its divisors is an integer number (3986073).

Almost surely, 2^40999374 is an apocalyptic number.

40999374 is an abundant number, since it is smaller than the sum of its proper divisors (54666378).

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

40999374 is a wasteful number, since it uses less digits than its factorization.

40999374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175232 (or 175229 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 45.

The square root of 40999374 is about 6403.0753548588. The cubic root of 40999374 is about 344.8199690830.

The spelling of 40999374 in words is "forty million, nine hundred ninety-nine thousand, three hundred seventy-four".