76733406 has 40 divisors (see below), whose sum is σ = 172689264. Its totient is φ = 25466400.

The previous prime is 76733387. The next prime is 76733407. The reversal of 76733406 is 60433767.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76733407) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 41706 + ... + 43506.

Almost surely, 2^76733406 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 76733406, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86344632).

76733406 is an abundant number, since it is smaller than the sum of its proper divisors (95955858).

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

76733406 is a wasteful number, since it uses less digits than its factorization.

76733406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2078 (or 2069 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 36.

The square root of 76733406 is about 8759.7606131675. The cubic root of 76733406 is about 424.9405333175.

The spelling of 76733406 in words is "seventy-six million, seven hundred thirty-three thousand, four hundred six".