716355440 has 40 divisors (see below), whose sum is σ = 1719259008. Its totient is φ = 277297920.

The previous prime is 716355433. The next prime is 716355449. The reversal of 716355440 is 44553617.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 716355440.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (716355449) 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, 141947 + ... + 146906.

Almost surely, 2^716355440 is an apocalyptic number.

It is an amenable number.

716355440 is an abundant number, since it is smaller than the sum of its proper divisors (1002903568).

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

716355440 is a wasteful number, since it uses less digits than its factorization.

716355440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288897 (or 288891 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 716355440 is about 26764.8172046812. The cubic root of 716355440 is about 894.7660989013.

The spelling of 716355440 in words is "seven hundred sixteen million, three hundred fifty-five thousand, four hundred forty".