2630900 has 18 divisors (see below), whose sum is σ = 5709270. Its totient is φ = 1052320.

The previous prime is 2630891. The next prime is 2630917. The reversal of 2630900 is 90362.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 16 + 2630884 = 4^2 + 1622^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13055 + ... + 13254.

2^2630900 is an apocalyptic number.

2630900 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2630900 is an abundant number, since it is smaller than the sum of its proper divisors (3078370).

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

2630900 is a wasteful number, since it uses less digits than its factorization.

2630900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26323 (or 26316 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 2630900 is about 1622.0049321750. The cubic root of 2630900 is about 138.0494816605.

The spelling of 2630900 in words is "two million, six hundred thirty thousand, nine hundred".