58012240 has 120 divisors (see below), whose sum is σ = 160005384. Its totient is φ = 19430400.

The previous prime is 58012223. The next prime is 58012259. The reversal of 58012240 is 4221085.

It can be written as a sum of positive squares in 4 ways, for example, as 69696 + 57942544 = 264^2 + 7612^2 .

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 125610 + ... + 126070.

Almost surely, 2^58012240 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 58012240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80002692).

58012240 is an abundant number, since it is smaller than the sum of its proper divisors (101993144).

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

58012240 is a wasteful number, since it uses less digits than its factorization.

58012240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509 (or 492 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 58012240 is about 7616.5766588409. The cubic root of 58012240 is about 387.1148917625.

The spelling of 58012240 in words is "fifty-eight million, twelve thousand, two hundred forty".