77673042 has 24 divisors (see below), whose sum is σ = 173721600. Its totient is φ = 25055640.

The previous prime is 77673031. The next prime is 77673053. The reversal of 77673042 is 24037677.

It is an interprime number because it is at equal distance from previous prime (77673031) and next prime (77673053).

It is a junction number, because it is equal to n+sod(n) for n = 77672988 and 77673006.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69042 + ... + 70157.

It is an arithmetic number, because the mean of its divisors is an integer number (7238400).

Almost surely, 2^77673042 is an apocalyptic number.

77673042 is an abundant number, since it is smaller than the sum of its proper divisors (96048558).

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

77673042 is a wasteful number, since it uses less digits than its factorization.

77673042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139238 (or 139235 counting only the distinct ones).

The product of its (nonzero) digits is 49392, while the sum is 36.

The square root of 77673042 is about 8813.2310760583. The cubic root of 77673042 is about 426.6680320866.

The spelling of 77673042 in words is "seventy-seven million, six hundred seventy-three thousand, forty-two".