2647252 has 12 divisors (see below), whose sum is σ = 4740736. Its totient is φ = 1292760.

The previous prime is 2647243. The next prime is 2647259. The reversal of 2647252 is 2527462.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 2647252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2647259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7524 + ... + 7867.

2^2647252 is an apocalyptic number.

It is an amenable number.

2647252 is a deficient number, since it is larger than the sum of its proper divisors (2093484).

2647252 is a wasteful number, since it uses less digits than its factorization.

2647252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15438 (or 15436 counting only the distinct ones).

The product of its digits is 6720, while the sum is 28.

The square root of 2647252 is about 1627.0377991921. The cubic root of 2647252 is about 138.3349003871.

It can be divided in two parts, 26 and 47252, that added together give a triangular number (47278 = T₃₀₇).

The spelling of 2647252 in words is "two million, six hundred forty-seven thousand, two hundred fifty-two".