40268616 has 32 divisors (see below), whose sum is σ = 101322240. Its totient is φ = 13336128.

The previous prime is 40268609. The next prime is 40268623. The reversal of 40268616 is 61686204.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (40268609) and next prime (40268623).

It is a super-2 number, since 2×40268616² = 3243122869110912, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1576 + ... + 9111.

It is an arithmetic number, because the mean of its divisors is an integer number (3166320).

Almost surely, 2^40268616 is an apocalyptic number.

It is an amenable number.

40268616 is an abundant number, since it is smaller than the sum of its proper divisors (61053624).

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

40268616 is a wasteful number, since it uses less digits than its factorization.

40268616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10853 (or 10849 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 40268616 is about 6345.7557469540. The cubic root of 40268616 is about 342.7590268850.

The spelling of 40268616 in words is "forty million, two hundred sixty-eight thousand, six hundred sixteen".