72100234 has 8 divisors (see below), whose sum is σ = 111639168. Its totient is φ = 34887180.

The previous prime is 72100229. The next prime is 72100261. The reversal of 72100234 is 43200127.

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

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, 581392 + ... + 581515.

It is an arithmetic number, because the mean of its divisors is an integer number (13954896).

Almost surely, 2^72100234 is an apocalyptic number.

72100234 is a deficient number, since it is larger than the sum of its proper divisors (39538934).

72100234 is a wasteful number, since it uses less digits than its factorization.

72100234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1162940.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 72100234 is about 8491.1856651471. The cubic root of 72100234 is about 416.2097261338.

The spelling of 72100234 in words is "seventy-two million, one hundred thousand, two hundred thirty-four".