8404764372 has 18 divisors (see below), whose sum is σ = 21245376698. Its totient is φ = 2801588112.

The previous prime is 8404764359. The next prime is 8404764449. The reversal of 8404764372 is 2734674048.

It can be written as a sum of positive squares in only one way, i.e., 7237585476 + 1167178896 = 85074^2 + 34164^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 116732803 + ... + 116732874.

Almost surely, 2^8404764372 is an apocalyptic number.

It is an amenable number.

8404764372 is an abundant number, since it is smaller than the sum of its proper divisors (12840612326).

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

8404764372 is a wasteful number, since it uses less digits than its factorization.

8404764372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233465687 (or 233465682 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 45.

The square root of 8404764372 is about 91677.5019947642. The cubic root of 8404764372 is about 2033.1769656217.

The spelling of 8404764372 in words is "eight billion, four hundred four million, seven hundred sixty-four thousand, three hundred seventy-two".