40328616 has 16 divisors (see below), whose sum is σ = 100821600. Its totient is φ = 13442864.

The previous prime is 40328609. The next prime is 40328633. The reversal of 40328616 is 61682304.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 840156 + ... + 840203.

It is an arithmetic number, because the mean of its divisors is an integer number (6301350).

Almost surely, 2^40328616 is an apocalyptic number.

It is an amenable number.

40328616 is an abundant number, since it is smaller than the sum of its proper divisors (60492984).

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

40328616 is a wasteful number, since it uses less digits than its factorization.

40328616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1680368 (or 1680364 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 40328616 is about 6350.4815565436. The cubic root of 40328616 is about 342.9291787131.

The spelling of 40328616 in words is "forty million, three hundred twenty-eight thousand, six hundred sixteen".