76634157 has 8 divisors (see below), whose sum is σ = 102228480. Its totient is φ = 51064640.

The previous prime is 76634123. The next prime is 76634189. The reversal of 76634157 is 75143667.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 76634157 - 2⁶ = 76634093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76635157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2932 + ... + 12722.

It is an arithmetic number, because the mean of its divisors is an integer number (12778560).

Almost surely, 2^76634157 is an apocalyptic number.

It is an amenable number.

76634157 is a deficient number, since it is larger than the sum of its proper divisors (25594323).

76634157 is a wasteful number, since it uses less digits than its factorization.

76634157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12403.

The product of its digits is 105840, while the sum is 39.

The square root of 76634157 is about 8754.0937280795. The cubic root of 76634157 is about 424.7572445274.

The spelling of 76634157 in words is "seventy-six million, six hundred thirty-four thousand, one hundred fifty-seven".