58631616 has 84 divisors (see below), whose sum is σ = 169511472. Its totient is φ = 19375104.

The previous prime is 58631609. The next prime is 58631647. The reversal of 58631616 is 61613685.

It is a happy number.

58631616 is a `hidden beast` number, since 5 + 8 + 6 + 31 + 616 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 78541 + ... + 79283.

Almost surely, 2^58631616 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 58631616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84755736).

58631616 is an abundant number, since it is smaller than the sum of its proper divisors (110879856).

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

58631616 is a wasteful number, since it uses less digits than its factorization.

58631616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 898 (or 885 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 58631616 is about 7657.1284434832. The cubic root of 58631616 is about 388.4877134698.

The spelling of 58631616 in words is "fifty-eight million, six hundred thirty-one thousand, six hundred sixteen".