72463376 has 10 divisors (see below), whose sum is σ = 140397822. Its totient is φ = 36231680.

The previous prime is 72463361. The next prime is 72463379. The reversal of 72463376 is 67336427.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 58920976 + 13542400 = 7676^2 + 3680^2 .

It is a super-2 number, since 2×72463376² = 10501881722634752, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (72463379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2264465 + ... + 2264496.

Almost surely, 2^72463376 is an apocalyptic number.

It is an amenable number.

72463376 is a deficient number, since it is larger than the sum of its proper divisors (67934446).

72463376 is a wasteful number, since it uses less digits than its factorization.

72463376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4528969 (or 4528963 counting only the distinct ones).

The product of its digits is 127008, while the sum is 38.

The square root of 72463376 is about 8512.5422759596. The cubic root of 72463376 is about 416.9073206766.

The spelling of 72463376 in words is "seventy-two million, four hundred sixty-three thousand, three hundred seventy-six".