77002106 has 16 divisors (see below), whose sum is σ = 119301000. Its totient is φ = 37247040.

The previous prime is 77002087. The next prime is 77002111. The reversal of 77002106 is 60120077.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 34869025 + 42133081 = 5905^2 + 6491^2 .

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, 10520 + ... + 16268.

Almost surely, 2^77002106 is an apocalyptic number.

77002106 is a deficient number, since it is larger than the sum of its proper divisors (42298894).

77002106 is a wasteful number, since it uses less digits than its factorization.

77002106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5969.

The product of its (nonzero) digits is 588, while the sum is 23.

The square root of 77002106 is about 8775.0843870586. The cubic root of 77002106 is about 425.4359650907.

The spelling of 77002106 in words is "seventy-seven million, two thousand, one hundred six".