77057050 has 24 divisors (see below), whose sum is σ = 163802016. Its totient is φ = 26419440.

The previous prime is 77057023. The next prime is 77057059. The reversal of 77057050 is 5075077.

It is not an unprimeable number, because it can be changed into a prime (77057059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 109732 + ... + 110431.

It is an arithmetic number, because the mean of its divisors is an integer number (6825084).

Almost surely, 2^77057050 is an apocalyptic number.

77057050 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

77057050 is an abundant number, since it is smaller than the sum of its proper divisors (86744966).

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

77057050 is a wasteful number, since it uses less digits than its factorization.

77057050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220182 (or 220177 counting only the distinct ones).

The product of its (nonzero) digits is 8575, while the sum is 31.

The square root of 77057050 is about 8778.2145109356. The cubic root of 77057050 is about 425.5371294068.

The spelling of 77057050 in words is "seventy-seven million, fifty-seven thousand, fifty".