57661058 has 16 divisors (see below), whose sum is σ = 106451520. Its totient is φ = 22810896.

The previous prime is 57661039. The next prime is 57661103. The reversal of 57661058 is 85016675.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158228 + ... + 158591.

It is an arithmetic number, because the mean of its divisors is an integer number (6653220).

Almost surely, 2^57661058 is an apocalyptic number.

57661058 is a deficient number, since it is larger than the sum of its proper divisors (48790462).

57661058 is a wasteful number, since it uses less digits than its factorization.

57661058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316841.

The product of its (nonzero) digits is 50400, while the sum is 38.

The square root of 57661058 is about 7593.4878679037. The cubic root of 57661058 is about 386.3321659560.

The spelling of 57661058 in words is "fifty-seven million, six hundred sixty-one thousand, fifty-eight".