72679016 has 8 divisors (see below), whose sum is σ = 136273170. Its totient is φ = 36339504.

The previous prime is 72679007. The next prime is 72679037. The reversal of 72679016 is 61097627.

It can be written as a sum of positive squares in only one way, i.e., 41654116 + 31024900 = 6454^2 + 5570^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4542431 + ... + 4542446.

Almost surely, 2^72679016 is an apocalyptic number.

It is an amenable number.

72679016 is a deficient number, since it is larger than the sum of its proper divisors (63594154).

72679016 is a wasteful number, since it uses less digits than its factorization.

72679016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9084883 (or 9084879 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 38.

The square root of 72679016 is about 8525.1988833106. The cubic root of 72679016 is about 417.3204620849.

The spelling of 72679016 in words is "seventy-two million, six hundred seventy-nine thousand, sixteen".