72932242 has 8 divisors (see below), whose sum is σ = 109573632. Its totient is φ = 36407700.

The previous prime is 72932239. The next prime is 72932311. The reversal of 72932242 is 24223927.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×72932242² = 10638223846293128, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27634 + ... + 30157.

It is an arithmetic number, because the mean of its divisors is an integer number (13696704).

Almost surely, 2^72932242 is an apocalyptic number.

72932242 is a deficient number, since it is larger than the sum of its proper divisors (36641390).

72932242 is a wasteful number, since it uses less digits than its factorization.

72932242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58424.

The product of its digits is 12096, while the sum is 31.

The square root of 72932242 is about 8540.0375877393. The cubic root of 72932242 is about 417.8045720003.

The spelling of 72932242 in words is "seventy-two million, nine hundred thirty-two thousand, two hundred forty-two".