58404493 has 4 divisors (see below), whose sum is σ = 66748000. Its totient is φ = 50060988.

The previous prime is 58404481. The next prime is 58404497. The reversal of 58404493 is 39440485.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 58404493 - 2⁹ = 58403981 is a prime.

It is a super-2 number, since 2×58404493² = 6822169605174098, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58404497) 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, 4171743 + ... + 4171756.

It is an arithmetic number, because the mean of its divisors is an integer number (16687000).

Almost surely, 2^58404493 is an apocalyptic number.

It is an amenable number.

58404493 is a deficient number, since it is larger than the sum of its proper divisors (8343507).

58404493 is an equidigital number, since it uses as much as digits as its factorization.

58404493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8343506.

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 58404493 is about 7642.2832321238. The cubic root of 58404493 is about 387.9854322833.

The spelling of 58404493 in words is "fifty-eight million, four hundred four thousand, four hundred ninety-three".