40911039 has 12 divisors (see below), whose sum is σ = 63639576. Its totient is φ = 25175952.

The previous prime is 40911037. The next prime is 40911067. The reversal of 40911039 is 93011904.

It is not a de Polignac number, because 40911039 - 2¹ = 40911037 is a prime.

It is a super-2 number, since 2×40911039² = 3347426224119042, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40911037) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 174717 + ... + 174950.

It is an arithmetic number, because the mean of its divisors is an integer number (5303298).

Almost surely, 2^40911039 is an apocalyptic number.

40911039 is a deficient number, since it is larger than the sum of its proper divisors (22728537).

40911039 is a wasteful number, since it uses less digits than its factorization.

40911039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349686 (or 349683 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 27.

The square root of 40911039 is about 6396.1737781270. The cubic root of 40911039 is about 344.5721476263.

The spelling of 40911039 in words is "forty million, nine hundred eleven thousand, thirty-nine".