58662661 has 2 divisors, whose sum is σ = 58662662. Its totient is φ = 58662660.

The previous prime is 58662647. The next prime is 58662731. The reversal of 58662661 is 16626685.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30636225 + 28026436 = 5535^2 + 5294^2 .

It is a cyclic number.

It is not a de Polignac number, because 58662661 - 2¹³ = 58654469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (58662061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29331330 + 29331331.

It is an arithmetic number, because the mean of its divisors is an integer number (29331331).

Almost surely, 2^58662661 is an apocalyptic number.

It is an amenable number.

58662661 is a deficient number, since it is larger than the sum of its proper divisors (1).

58662661 is an equidigital number, since it uses as much as digits as its factorization.

58662661 is an evil number, because the sum of its binary digits is even.

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

The square root of 58662661 is about 7659.1553711881. The cubic root of 58662661 is about 388.5562684796.

The spelling of 58662661 in words is "fifty-eight million, six hundred sixty-two thousand, six hundred sixty-one".