58626661 has 4 divisors (see below), whose sum is σ = 60648300. Its totient is φ = 56605024.

The previous prime is 58626649. The next prime is 58626677. The reversal of 58626661 is 16662685.

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 18062500 + 40564161 = 4250^2 + 6369^2 .

It is a cyclic number.

It is not a de Polignac number, because 58626661 - 2¹⁵ = 58593893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58626641) 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, 1010776 + ... + 1010833.

It is an arithmetic number, because the mean of its divisors is an integer number (15162075).

Almost surely, 2^58626661 is an apocalyptic number.

It is an amenable number.

58626661 is a deficient number, since it is larger than the sum of its proper divisors (2021639).

58626661 is a wasteful number, since it uses less digits than its factorization.

58626661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2021638.

The product of its digits is 103680, while the sum is 40.

The square root of 58626661 is about 7656.8048819335. The cubic root of 58626661 is about 388.4767693696.

The spelling of 58626661 in words is "fifty-eight million, six hundred twenty-six thousand, six hundred sixty-one".