2900664 has 64 divisors (see below), whose sum is σ = 8685600. Its totient is φ = 891648.

The previous prime is 2900647. The next prime is 2900669. The reversal of 2900664 is 4660092.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2900669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2292 + ... + 3324.

2^2900664 is an apocalyptic number.

2900664 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2900664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4342800).

2900664 is an abundant number, since it is smaller than the sum of its proper divisors (5784936).

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

2900664 is a wasteful number, since it uses less digits than its factorization.

2900664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1061 (or 1051 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 2900664 is about 1703.1335825472. The cubic root of 2900664 is about 142.6151977072.

The spelling of 2900664 in words is "two million, nine hundred thousand, six hundred sixty-four".