72634026 has 16 divisors (see below), whose sum is σ = 145873728. Its totient is φ = 24110400.

The previous prime is 72634021. The next prime is 72634031. The reversal of 72634026 is 62043627.

It is an interprime number because it is at equal distance from previous prime (72634021) and next prime (72634031).

It is a junction number, because it is equal to n+sod(n) for n = 72633984 and 72634002.

It is not an unprimeable number, because it can be changed into a prime (72634021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23670 + ... + 26561.

It is an arithmetic number, because the mean of its divisors is an integer number (9117108).

Almost surely, 2^72634026 is an apocalyptic number.

72634026 is an abundant number, since it is smaller than the sum of its proper divisors (73239702).

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

72634026 is a wasteful number, since it uses less digits than its factorization.

72634026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50477.

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 72634026 is about 8522.5598267187. The cubic root of 72634026 is about 417.2343339558.

The spelling of 72634026 in words is "seventy-two million, six hundred thirty-four thousand, twenty-six".