72763233 has 16 divisors (see below), whose sum is σ = 102816000. Its totient is φ = 45691520.

The previous prime is 72763211. The next prime is 72763279. The reversal of 72763233 is 33236727.

It is a cyclic number.

It is not a de Polignac number, because 72763233 - 2¹³ = 72755041 is a prime.

It is a super-2 number, since 2×72763233² = 10588976153224578, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 72763194 and 72763203.

It is not an unprimeable number, because it can be changed into a prime (72763433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6633 + ... + 13766.

It is an arithmetic number, because the mean of its divisors is an integer number (6426000).

Almost surely, 2^72763233 is an apocalyptic number.

It is an amenable number.

72763233 is a deficient number, since it is larger than the sum of its proper divisors (30052767).

72763233 is a wasteful number, since it uses less digits than its factorization.

72763233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20472.

The product of its digits is 31752, while the sum is 33.

The square root of 72763233 is about 8530.1367515416. The cubic root of 72763233 is about 417.4815902576.

The spelling of 72763233 in words is "seventy-two million, seven hundred sixty-three thousand, two hundred thirty-three".