72535134 has 32 divisors (see below), whose sum is σ = 166104576. Its totient is φ = 20685600.

The previous prime is 72535129. The next prime is 72535153. The reversal of 72535134 is 43153527.

It is a super-2 number, since 2×72535134² = 10522691328795912, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27159 + ... + 29709.

It is an arithmetic number, because the mean of its divisors is an integer number (5190768).

Almost surely, 2^72535134 is an apocalyptic number.

72535134 is an abundant number, since it is smaller than the sum of its proper divisors (93569442).

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

72535134 is a wasteful number, since it uses less digits than its factorization.

72535134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3240.

The product of its digits is 12600, while the sum is 30.

The square root of 72535134 is about 8516.7560725901. The cubic root of 72535134 is about 417.0448916240.

The spelling of 72535134 in words is "seventy-two million, five hundred thirty-five thousand, one hundred thirty-four".