58104240 has 40 divisors (see below), whose sum is σ = 180123888. Its totient is φ = 15494400.

The previous prime is 58104239. The next prime is 58104247. The reversal of 58104240 is 4240185.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×58104240² = 6752205411955200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 58104240.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58104247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120811 + ... + 121290.

Almost surely, 2^58104240 is an apocalyptic number.

It is an amenable number.

58104240 is an abundant number, since it is smaller than the sum of its proper divisors (122019648).

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

58104240 is a wasteful number, since it uses less digits than its factorization.

58104240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242117 (or 242111 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 24.

The square root of 58104240 is about 7622.6137249634. The cubic root of 58104240 is about 387.3194219323.

The spelling of 58104240 in words is "fifty-eight million, one hundred four thousand, two hundred forty".