77333998 has 8 divisors (see below), whose sum is σ = 132572592. Its totient is φ = 33143136.

The previous prime is 77333989. The next prime is 77333999. The reversal of 77333998 is 89933377.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77333999) 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 3 ways as a sum of consecutive naturals, for example, 2761915 + ... + 2761942.

It is an arithmetic number, because the mean of its divisors is an integer number (16571574).

Almost surely, 2^77333998 is an apocalyptic number.

77333998 is a deficient number, since it is larger than the sum of its proper divisors (55238594).

77333998 is a wasteful number, since it uses less digits than its factorization.

77333998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5523866.

The product of its digits is 857304, while the sum is 49.

The square root of 77333998 is about 8793.9750966216. The cubic root of 77333998 is about 426.0463224845.

The spelling of 77333998 in words is "seventy-seven million, three hundred thirty-three thousand, nine hundred ninety-eight".