2691252 has 24 divisors (see below), whose sum is σ = 6977600. Its totient is φ = 897048.

The previous prime is 2691251. The next prime is 2691277. The reversal of 2691252 is 2521962.

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

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2691251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12352 + ... + 12567.

2^2691252 is an apocalyptic number.

It is an amenable number.

2691252 is an abundant number, since it is smaller than the sum of its proper divisors (4286348).

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

2691252 is a wasteful number, since it uses less digits than its factorization.

2691252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24932 (or 24924 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 2691252 is about 1640.5035812213. The cubic root of 2691252 is about 139.0971148187.

It can be divided in two parts, 269 and 1252, that added together give a square (1521 = 39²).

The spelling of 2691252 in words is "two million, six hundred ninety-one thousand, two hundred fifty-two".