772998 has 8 divisors (see below), whose sum is σ = 1546008. Its totient is φ = 257664.

The previous prime is 772991. The next prime is 773021. The reversal of 772998 is 899277.

It is a sphenic number, since it is the product of 3 distinct primes.

772998 is an admirable number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 772998.

It is not an unprimeable number, because it can be changed into a prime (772991) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 64411 + ... + 64422.

It is an arithmetic number, because the mean of its divisors is an integer number (193251).

2⁷⁷²⁹⁹⁸ is an apocalyptic number.

772998 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

772998 is a wasteful number, since it uses less digits than its factorization.

772998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128838.

The product of its digits is 63504, while the sum is 42.

The square root of 772998 is about 879.2030482204. The cubic root of 772998 is about 91.7753656352.

It can be divided in two parts, 772 and 998, that added together give a triangular number (1770 = T₅₉).

The spelling of 772998 in words is "seven hundred seventy-two thousand, nine hundred ninety-eight".