2637964 has 36 divisors (see below), whose sum is σ = 5512584. Its totient is φ = 1100736.

The previous prime is 2637961. The next prime is 2637983. The reversal of 2637964 is 4697362.

It is not an unprimeable number, because it can be changed into a prime (2637961) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8272 + ... + 8584.

2^2637964 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2637964, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2756292).

2637964 is an abundant number, since it is smaller than the sum of its proper divisors (2874620).

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

2637964 is a wasteful number, since it uses less digits than its factorization.

2637964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374 (or 365 counting only the distinct ones).

The product of its digits is 54432, while the sum is 37.

The square root of 2637964 is about 1624.1810243935. The cubic root of 2637964 is about 138.1729261150.

The spelling of 2637964 in words is "two million, six hundred thirty-seven thousand, nine hundred sixty-four".