72634611 has 24 divisors (see below), whose sum is σ = 115287744. Its totient is φ = 40536720.

The previous prime is 72634609. The next prime is 72634613. The reversal of 72634611 is 11643627.

It is an interprime number because it is at equal distance from previous prime (72634609) and next prime (72634613).

It is not a de Polignac number, because 72634611 - 2¹ = 72634609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (72634613) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 576 + ... + 12066.

It is an arithmetic number, because the mean of its divisors is an integer number (4803656).

Almost surely, 2^72634611 is an apocalyptic number.

72634611 is a deficient number, since it is larger than the sum of its proper divisors (42653133).

72634611 is a wasteful number, since it uses less digits than its factorization.

72634611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11551 (or 11544 counting only the distinct ones).

The product of its digits is 6048, while the sum is 30.

The square root of 72634611 is about 8522.5941473239. The cubic root of 72634611 is about 417.2354540985.

The spelling of 72634611 in words is "seventy-two million, six hundred thirty-four thousand, six hundred eleven".