86762057 has 4 divisors (see below), whose sum is σ = 86796816. Its totient is φ = 86727300.

The previous prime is 86762029. The next prime is 86762059. The reversal of 86762057 is 75026768.

It is a happy number.

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 86762057 - 2²² = 82567753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86762059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13319 + ... + 18732.

It is an arithmetic number, because the mean of its divisors is an integer number (21699204).

Almost surely, 2^86762057 is an apocalyptic number.

It is an amenable number.

86762057 is a deficient number, since it is larger than the sum of its proper divisors (34759).

86762057 is a wasteful number, since it uses less digits than its factorization.

86762057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34758.

The product of its (nonzero) digits is 141120, while the sum is 41.

The square root of 86762057 is about 9314.6152362832. The cubic root of 86762057 is about 442.7004328885.

The spelling of 86762057 in words is "eighty-six million, seven hundred sixty-two thousand, fifty-seven".