72298568 has 16 divisors (see below), whose sum is σ = 141454080. Its totient is φ = 34577488.

The previous prime is 72298531. The next prime is 72298573. The reversal of 72298568 is 86589227.

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, 196280 + ... + 196647.

It is an arithmetic number, because the mean of its divisors is an integer number (8840880).

Almost surely, 2^72298568 is an apocalyptic number.

It is an amenable number.

72298568 is a deficient number, since it is larger than the sum of its proper divisors (69155512).

72298568 is a wasteful number, since it uses less digits than its factorization.

72298568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392956 (or 392952 counting only the distinct ones).

The product of its digits is 483840, while the sum is 47.

The square root of 72298568 is about 8502.8564612135. The cubic root of 72298568 is about 416.5910146028.

It can be divided in two parts, 722 and 98568, that multiplied together give a square (71166096 = 8436²).

The spelling of 72298568 in words is "seventy-two million, two hundred ninety-eight thousand, five hundred sixty-eight".