77073232 has 40 divisors (see below), whose sum is σ = 154025856. Its totient is φ = 37341696.

The previous prime is 77073229. The next prime is 77073233. The reversal of 77073232 is 23237077.

It is a junction number, because it is equal to n+sod(n) for n = 77073194 and 77073203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77073233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84523 + ... + 85429.

Almost surely, 2^77073232 is an apocalyptic number.

It is an amenable number.

77073232 is a deficient number, since it is larger than the sum of its proper divisors (76952624).

77073232 is a wasteful number, since it uses less digits than its factorization.

77073232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1075 (or 1069 counting only the distinct ones).

The product of its (nonzero) digits is 12348, while the sum is 31.

The square root of 77073232 is about 8779.1361761850. The cubic root of 77073232 is about 425.5669149569.

The spelling of 77073232 in words is "seventy-seven million, seventy-three thousand, two hundred thirty-two".