77242162 has 16 divisors (see below), whose sum is σ = 119946240. Its totient is φ = 37276848.

The previous prime is 77242159. The next prime is 77242177. The reversal of 77242162 is 26124277.

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, 5289 + ... + 13507.

It is an arithmetic number, because the mean of its divisors is an integer number (7496640).

Almost surely, 2^77242162 is an apocalyptic number.

77242162 is a deficient number, since it is larger than the sum of its proper divisors (42704078).

77242162 is a wasteful number, since it uses less digits than its factorization.

77242162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8385.

The product of its digits is 9408, while the sum is 31.

The square root of 77242162 is about 8788.7520160715. The cubic root of 77242162 is about 425.8776088995.

The spelling of 77242162 in words is "seventy-seven million, two hundred forty-two thousand, one hundred sixty-two".