72501104 has 20 divisors (see below), whose sum is σ = 151276776. Its totient is φ = 33461952.

The previous prime is 72501103. The next prime is 72501109. The reversal of 72501104 is 40110527.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72501101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 174074 + ... + 174489.

Almost surely, 2^72501104 is an apocalyptic number.

It is an amenable number.

72501104 is an abundant number, since it is smaller than the sum of its proper divisors (78775672).

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

72501104 is a wasteful number, since it uses less digits than its factorization.

72501104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348584 (or 348578 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 20.

The square root of 72501104 is about 8514.7580118286. The cubic root of 72501104 is about 416.9796622799.

The spelling of 72501104 in words is "seventy-two million, five hundred one thousand, one hundred four".