40793616 has 30 divisors (see below), whose sum is σ = 114165870. Its totient is φ = 13597824.

The previous prime is 40793611. The next prime is 40793617. The reversal of 40793616 is 61639704.

It can be written as a sum of positive squares in only one way, i.e., 28515600 + 12278016 = 5340^2 + 3504^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40793611) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 141501 + ... + 141788.

It is an arithmetic number, because the mean of its divisors is an integer number (3805529).

Almost surely, 2^40793616 is an apocalyptic number.

It is an amenable number.

40793616 is an abundant number, since it is smaller than the sum of its proper divisors (73372254).

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

40793616 is a wasteful number, since it uses less digits than its factorization.

40793616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283303 (or 283294 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 40793616 is about 6386.9880225346. The cubic root of 40793616 is about 344.2421676806.

The spelling of 40793616 in words is "forty million, seven hundred ninety-three thousand, six hundred sixteen".