58309056 has 126 divisors (see below), whose sum is σ = 181279800. Its totient is φ = 17911296.

The previous prime is 58309049. The next prime is 58309061. The reversal of 58309056 is 65090385.

It is a super-2 number, since 2×58309056² = 6799892023222272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 58309056.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 97045 + ... + 97643.

Almost surely, 2^58309056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 58309056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90639900).

58309056 is an abundant number, since it is smaller than the sum of its proper divisors (122970744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

58309056 is a wasteful number, since it uses less digits than its factorization.

58309056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643 (or 617 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 58309056 is about 7636.0366683247. The cubic root of 58309056 is about 387.7739853495.

The spelling of 58309056 in words is "fifty-eight million, three hundred nine thousand, fifty-six".