40879416 has 32 divisors (see below), whose sum is σ = 103602960. Its totient is φ = 13439232.

The previous prime is 40879411. The next prime is 40879439. The reversal of 40879416 is 61497804.

It is a happy number.

It is a super-2 number, since 2×40879416² = 3342253305002112, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40879411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9915 + ... + 13418.

Almost surely, 2^40879416 is an apocalyptic number.

It is an amenable number.

40879416 is an abundant number, since it is smaller than the sum of its proper divisors (62723544).

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

40879416 is a wasteful number, since it uses less digits than its factorization.

40879416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23415 (or 23411 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 40879416 is about 6393.7012754742. The cubic root of 40879416 is about 344.4833434467.

The spelling of 40879416 in words is "forty million, eight hundred seventy-nine thousand, four hundred sixteen".