72585622 has 8 divisors (see below), whose sum is σ = 109062000. Its totient is φ = 36231624.

The previous prime is 72585619. The next prime is 72585647. The reversal of 72585622 is 22658527.

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

It is a super-2 number, since 2×72585622² = 10537345042253768, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29097 + ... + 31492.

It is an arithmetic number, because the mean of its divisors is an integer number (13632750).

Almost surely, 2^72585622 is an apocalyptic number.

72585622 is a deficient number, since it is larger than the sum of its proper divisors (36476378).

72585622 is a wasteful number, since it uses less digits than its factorization.

72585622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61190.

The product of its digits is 67200, while the sum is 37.

The square root of 72585622 is about 8519.7195963248. The cubic root of 72585622 is about 417.1416303948.

It can be divided in two parts, 7258 and 5622, that added together give a triangular number (12880 = T₁₆₀).

The spelling of 72585622 in words is "seventy-two million, five hundred eighty-five thousand, six hundred twenty-two".