77124146 has 16 divisors (see below), whose sum is σ = 126573408. Its totient is φ = 34953600.

The previous prime is 77124127. The next prime is 77124167. The reversal of 77124146 is 64142177.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2801 + ... + 12731.

It is an arithmetic number, because the mean of its divisors is an integer number (7910838).

Almost surely, 2^77124146 is an apocalyptic number.

77124146 is a deficient number, since it is larger than the sum of its proper divisors (49449262).

77124146 is a wasteful number, since it uses less digits than its factorization.

77124146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10297.

The product of its digits is 9408, while the sum is 32.

The square root of 77124146 is about 8782.0354132741. The cubic root of 77124146 is about 425.6606031026.

The spelling of 77124146 in words is "seventy-seven million, one hundred twenty-four thousand, one hundred forty-six".