764461005 has 96 divisors (see below), whose sum is σ = 1620062208. Its totient is φ = 303811200.

The previous prime is 764460973. The next prime is 764461013. The reversal of 764461005 is 500164467.

It is not a de Polignac number, because 764461005 - 2⁵ = 764460973 is a prime.

It is a super-2 number, since 2×764461005² = 1168801256331220050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 183900 + ... + 188010.

It is an arithmetic number, because the mean of its divisors is an integer number (16875648).

Almost surely, 2^764461005 is an apocalyptic number.

It is an amenable number.

764461005 is an abundant number, since it is smaller than the sum of its proper divisors (855601203).

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

764461005 is a wasteful number, since it uses less digits than its factorization.

764461005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4167 (or 4160 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 764461005 is about 27648.8879523210. The cubic root of 764461005 is about 914.3625827240.

The spelling of 764461005 in words is "seven hundred sixty-four million, four hundred sixty-one thousand, five".