2543292 has 24 divisors (see below), whose sum is σ = 6594000. Its totient is φ = 847728.

The previous prime is 2543287. The next prime is 2543309. The reversal of 2543292 is 2923452.

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

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11667 + ... + 11882.

It is an arithmetic number, because the mean of its divisors is an integer number (274750).

2^2543292 is an apocalyptic number.

It is an amenable number.

2543292 is an abundant number, since it is smaller than the sum of its proper divisors (4050708).

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

2543292 is a wasteful number, since it uses less digits than its factorization.

2543292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23562 (or 23554 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 2543292 is about 1594.7702028819. The cubic root of 2543292 is about 136.4998188622.

The spelling of 2543292 in words is "two million, five hundred forty-three thousand, two hundred ninety-two".