40768584 has 32 divisors (see below), whose sum is σ = 107917920. Its totient is φ = 12790016.

The previous prime is 40768579. The next prime is 40768589. The reversal of 40768584 is 48586704.

It is an interprime number because it is at equal distance from previous prime (40768579) and next prime (40768589).

It is not an unprimeable number, because it can be changed into a prime (40768589) 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, 49554 + ... + 50369.

It is an arithmetic number, because the mean of its divisors is an integer number (3372435).

Almost surely, 2^40768584 is an apocalyptic number.

It is an amenable number.

40768584 is an abundant number, since it is smaller than the sum of its proper divisors (67149336).

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

40768584 is a wasteful number, since it uses less digits than its factorization.

40768584 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99949 (or 99945 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 42.

The square root of 40768584 is about 6385.0281127024. The cubic root of 40768584 is about 344.1717413579.

The spelling of 40768584 in words is "forty million, seven hundred sixty-eight thousand, five hundred eighty-four".