2732247 has 24 divisors (see below), whose sum is σ = 4659200. Its totient is φ = 1509840.

The previous prime is 2732243. The next prime is 2732269. The reversal of 2732247 is 7422372.

It is not a de Polignac number, because 2732247 - 2² = 2732243 is a prime.

2732247 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2732247.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2732243) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1254 + ... + 2652.

2^2732247 is an apocalyptic number.

2732247 is a deficient number, since it is larger than the sum of its proper divisors (1926953).

2732247 is a wasteful number, since it uses less digits than its factorization.

2732247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1443 (or 1440 counting only the distinct ones).

The product of its digits is 4704, while the sum is 27.

The square root of 2732247 is about 1652.9509974588. The cubic root of 2732247 is about 139.7998329924.

The spelling of 2732247 in words is "two million, seven hundred thirty-two thousand, two hundred forty-seven".