76778674 has 8 divisors (see below), whose sum is σ = 131620608. Its totient is φ = 32905140.

The previous prime is 76778633. The next prime is 76778711. The reversal of 76778674 is 47687767.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2742082 + ... + 2742109.

It is an arithmetic number, because the mean of its divisors is an integer number (16452576).

Almost surely, 2^76778674 is an apocalyptic number.

76778674 is a deficient number, since it is larger than the sum of its proper divisors (54841934).

76778674 is a wasteful number, since it uses less digits than its factorization.

76778674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5484200.

The product of its digits is 2765952, while the sum is 52.

The square root of 76778674 is about 8762.3440927642. The cubic root of 76778674 is about 425.0240798352.

The spelling of 76778674 in words is "seventy-six million, seven hundred seventy-eight thousand, six hundred seventy-four".