72563158 has 8 divisors (see below), whose sum is σ = 108887328. Its totient is φ = 36267384.

The previous prime is 72563131. The next prime is 72563167. The reversal of 72563158 is 85136527.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 1260 + ... + 12112.

It is an arithmetic number, because the mean of its divisors is an integer number (13610916).

Almost surely, 2^72563158 is an apocalyptic number.

72563158 is a deficient number, since it is larger than the sum of its proper divisors (36324170).

72563158 is a wasteful number, since it uses less digits than its factorization.

72563158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14198.

The product of its digits is 50400, while the sum is 37.

The square root of 72563158 is about 8518.4011410593. The cubic root of 72563158 is about 417.0985932377.

The spelling of 72563158 in words is "seventy-two million, five hundred sixty-three thousand, one hundred fifty-eight".