804147516 has 36 divisors (see below), whose sum is σ = 2038595832. Its totient is φ = 267272544.

The previous prime is 804147451. The next prime is 804147517. The reversal of 804147516 is 615741408.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (804147517) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19695 + ... + 44678.

It is an arithmetic number, because the mean of its divisors is an integer number (56627662).

Almost surely, 2^804147516 is an apocalyptic number.

It is an amenable number.

804147516 is an abundant number, since it is smaller than the sum of its proper divisors (1234448316).

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

804147516 is a wasteful number, since it uses less digits than its factorization.

804147516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64730 (or 64725 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The square root of 804147516 is about 28357.4948823058. The cubic root of 804147516 is about 929.9192576450.

The spelling of 804147516 in words is "eight hundred four million, one hundred forty-seven thousand, five hundred sixteen".