77883044 has 6 divisors (see below), whose sum is σ = 136295334. Its totient is φ = 38941520.

The previous prime is 77883017. The next prime is 77883061. The reversal of 77883044 is 44038877.

It can be written as a sum of positive squares in only one way, i.e., 72454144 + 5428900 = 8512^2 + 2330^2 .

It is a junction number, because it is equal to n+sod(n) for n = 77882992 and 77883010.

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 as a sum of consecutive naturals, namely, 9735377 + ... + 9735384.

It is an arithmetic number, because the mean of its divisors is an integer number (22715889).

Almost surely, 2^77883044 is an apocalyptic number.

It is an amenable number.

77883044 is a deficient number, since it is larger than the sum of its proper divisors (58412290).

77883044 is a wasteful number, since it uses less digits than its factorization.

77883044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19470765 (or 19470763 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 41.

The square root of 77883044 is about 8825.1370527601. The cubic root of 77883044 is about 427.0522087512.

The spelling of 77883044 in words is "seventy-seven million, eight hundred eighty-three thousand, forty-four".