58404136 has 16 divisors (see below), whose sum is σ = 125151840. Its totient is φ = 25030320.

The previous prime is 58404089. The next prime is 58404139. The reversal of 58404136 is 63140485.

It is a happy number.

It is a super-2 number, since 2×58404136² = 6822086203812992, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 58404098 and 58404107.

It is not an unprimeable number, because it can be changed into a prime (58404139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 521410 + ... + 521521.

It is an arithmetic number, because the mean of its divisors is an integer number (7821990).

Almost surely, 2^58404136 is an apocalyptic number.

58404136 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

58404136 is an abundant number, since it is smaller than the sum of its proper divisors (66747704).

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

58404136 is a wasteful number, since it uses less digits than its factorization.

58404136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042944 (or 1042940 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 58404136 is about 7642.2598751940. The cubic root of 58404136 is about 387.9846417558.

The spelling of 58404136 in words is "fifty-eight million, four hundred four thousand, one hundred thirty-six".