72462554 has 16 divisors (see below), whose sum is σ = 112003560. Its totient is φ = 35143680.

The previous prime is 72462553. The next prime is 72462623. The reversal of 72462554 is 45526427.

It can be written as a sum of positive squares in 4 ways, for example, as 64368529 + 8094025 = 8023^2 + 2845^2 .

It is not an unprimeable number, because it can be changed into a prime (72462553) 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, 5594 + ... + 13274.

Almost surely, 2^72462554 is an apocalyptic number.

72462554 is a deficient number, since it is larger than the sum of its proper divisors (39541006).

72462554 is a wasteful number, since it uses less digits than its factorization.

72462554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7825.

The product of its digits is 67200, while the sum is 35.

The square root of 72462554 is about 8512.4939941242. The cubic root of 72462554 is about 416.9057442521.

The spelling of 72462554 in words is "seventy-two million, four hundred sixty-two thousand, five hundred fifty-four".