72482691 has 4 divisors (see below), whose sum is σ = 96643592. Its totient is φ = 48321792.

The previous prime is 72482671. The next prime is 72482719. The reversal of 72482691 is 19628427.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 72482691 - 2⁵ = 72482659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72482651) 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, 12080446 + ... + 12080451.

It is an arithmetic number, because the mean of its divisors is an integer number (24160898).

Almost surely, 2^72482691 is an apocalyptic number.

72482691 is a deficient number, since it is larger than the sum of its proper divisors (24160901).

72482691 is a wasteful number, since it uses less digits than its factorization.

72482691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24160900.

The product of its digits is 48384, while the sum is 39.

The square root of 72482691 is about 8513.6767028118. The cubic root of 72482691 is about 416.9443593849.

The spelling of 72482691 in words is "seventy-two million, four hundred eighty-two thousand, six hundred ninety-one".