76961634 has 16 divisors (see below), whose sum is σ = 160615872. Its totient is φ = 24538448.

The previous prime is 76961603. The next prime is 76961639. The reversal of 76961634 is 43616967.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (76961639) 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 7 ways as a sum of consecutive naturals, for example, 278709 + ... + 278984.

It is an arithmetic number, because the mean of its divisors is an integer number (10038492).

Almost surely, 2^76961634 is an apocalyptic number.

76961634 is an abundant number, since it is smaller than the sum of its proper divisors (83654238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

76961634 is a wasteful number, since it uses less digits than its factorization.

76961634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557721.

The product of its digits is 163296, while the sum is 42.

The square root of 76961634 is about 8772.7780092739. The cubic root of 76961634 is about 425.3614162125.

The spelling of 76961634 in words is "seventy-six million, nine hundred sixty-one thousand, six hundred thirty-four".