72610634 has 8 divisors (see below), whose sum is σ = 109524960. Its totient is φ = 36102316.

The previous prime is 72610607. The next prime is 72610639. The reversal of 72610634 is 43601627.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 72610597 and 72610606.

It is not an unprimeable number, because it can be changed into a prime (72610639) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101054 + ... + 101769.

It is an arithmetic number, because the mean of its divisors is an integer number (13690620).

Almost surely, 2^72610634 is an apocalyptic number.

72610634 is a deficient number, since it is larger than the sum of its proper divisors (36914326).

72610634 is a wasteful number, since it uses less digits than its factorization.

72610634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203004.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 72610634 is about 8521.1873585786. The cubic root of 72610634 is about 417.1895386351.

The spelling of 72610634 in words is "seventy-two million, six hundred ten thousand, six hundred thirty-four".