2152944 has 30 divisors (see below), whose sum is σ = 6025656. Its totient is φ = 717600.

The previous prime is 2152939. The next prime is 2152949. The reversal of 2152944 is 4492512.

It is an interprime number because it is at equal distance from previous prime (2152939) and next prime (2152949).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2152949) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7332 + ... + 7619.

2^2152944 is an apocalyptic number.

2152944 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2152944 is an abundant number, since it is smaller than the sum of its proper divisors (3872712).

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

2152944 is a wasteful number, since it uses less digits than its factorization.

2152944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14965 (or 14956 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 2152944 is about 1467.2913821051. The cubic root of 2152944 is about 129.1251714553.

The spelling of 2152944 in words is "two million, one hundred fifty-two thousand, nine hundred forty-four".