58213313 has 4 divisors (see below), whose sum is σ = 58246020. Its totient is φ = 58180608.

The previous prime is 58213279. The next prime is 58213343. The reversal of 58213313 is 31331285.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12623809 + 45589504 = 3553^2 + 6752^2 .

It is a cyclic number.

It is not a de Polignac number, because 58213313 - 2⁶ = 58213249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (58213343) 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, 13520 + ... + 17297.

It is an arithmetic number, because the mean of its divisors is an integer number (14561505).

Almost surely, 2^58213313 is an apocalyptic number.

It is an amenable number.

58213313 is a deficient number, since it is larger than the sum of its proper divisors (32707).

58213313 is a wasteful number, since it uses less digits than its factorization.

58213313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32706.

The product of its digits is 2160, while the sum is 26.

The square root of 58213313 is about 7629.7649374014. The cubic root of 58213313 is about 387.5616284915.

Adding to 58213313 its reverse (31331285), we get a palindrome (89544598).

The spelling of 58213313 in words is "fifty-eight million, two hundred thirteen thousand, three hundred thirteen".