662461404 has 24 divisors (see below), whose sum is σ = 1686265728. Its totient is φ = 200745840.

The previous prime is 662461309. The next prime is 662461439. The reversal of 662461404 is 404164266.

It is a super-2 number, since 2×662461404² = 877710223579302432, 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 pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2509192 + ... + 2509455.

It is an arithmetic number, because the mean of its divisors is an integer number (70261072).

Almost surely, 2^662461404 is an apocalyptic number.

It is an amenable number.

662461404 is an abundant number, since it is smaller than the sum of its proper divisors (1023804324).

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

662461404 is a wasteful number, since it uses less digits than its factorization.

662461404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5018665 (or 5018663 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 33.

The square root of 662461404 is about 25738.3255865645. The cubic root of 662461404 is about 871.7397713370.

The spelling of 662461404 in words is "six hundred sixty-two million, four hundred sixty-one thousand, four hundred four".