76004406 has 40 divisors (see below), whose sum is σ = 174475224. Its totient is φ = 24714720.

The previous prime is 76004381. The next prime is 76004407. The reversal of 76004406 is 60440067.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 76004406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76004407) 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, 921 + ... + 12363.

Almost surely, 2^76004406 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 76004406, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87237612).

76004406 is an abundant number, since it is smaller than the sum of its proper divisors (98470818).

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

76004406 is a wasteful number, since it uses less digits than its factorization.

76004406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11498 (or 11489 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 76004406 is about 8718.0505848498. The cubic root of 76004406 is about 423.5905438106.

The spelling of 76004406 in words is "seventy-six million, four thousand, four hundred six".