77713042 has 16 divisors (see below), whose sum is σ = 127325664. Its totient is φ = 35280000.

The previous prime is 77713037. The next prime is 77713057. The reversal of 77713042 is 24031777.

It is a junction number, because it is equal to n+sod(n) for n = 77712995 and 77713013.

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, 21442 + ... + 24802.

It is an arithmetic number, because the mean of its divisors is an integer number (7957854).

Almost surely, 2^77713042 is an apocalyptic number.

77713042 is a deficient number, since it is larger than the sum of its proper divisors (49612622).

77713042 is a wasteful number, since it uses less digits than its factorization.

77713042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4425.

The product of its (nonzero) digits is 8232, while the sum is 31.

The square root of 77713042 is about 8815.5000992570. The cubic root of 77713042 is about 426.7412612362.

The spelling of 77713042 in words is "seventy-seven million, seven hundred thirteen thousand, forty-two".