2637996 has 24 divisors (see below), whose sum is σ = 6182400. Its totient is φ = 875472.

The previous prime is 2637983. The next prime is 2637997. The reversal of 2637996 is 6997362.

It is a d-powerful number, because it can be written as 2²¹ + 6³ + 3¹² + 7⁴ + 9 + 9⁴ + 6³ .

It is not an unprimeable number, because it can be changed into a prime (2637997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4105 + ... + 4703.

It is an arithmetic number, because the mean of its divisors is an integer number (257600).

2^2637996 is an apocalyptic number.

It is an amenable number.

2637996 is an abundant number, since it is smaller than the sum of its proper divisors (3544404).

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

2637996 is a wasteful number, since it uses less digits than its factorization.

2637996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 973 (or 971 counting only the distinct ones).

The product of its digits is 122472, while the sum is 42.

The square root of 2637996 is about 1624.1908754823. The cubic root of 2637996 is about 138.1734848181.

The spelling of 2637996 in words is "two million, six hundred thirty-seven thousand, nine hundred ninety-six".