2549009452 has 24 divisors (see below), whose sum is σ = 4869688320. Its totient is φ = 1157831760.

The previous prime is 2549009423. The next prime is 2549009459.

2549009452 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (2549009459) 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, 45949 + ... + 84907.

It is an arithmetic number, because the mean of its divisors is an integer number (202903680).

Almost surely, 2^2549009452 is an apocalyptic number.

2549009452 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2549009452 is a deficient number, since it is larger than the sum of its proper divisors (2320678868).

2549009452 is a wasteful number, since it uses less digits than its factorization.

2549009452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40461 (or 40459 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 40.

The square root of 2549009452 is about 50487.7158524725. The cubic root of 2549009452 is about 1366.0202852789.

The spelling of 2549009452 in words is "two billion, five hundred forty-nine million, nine thousand, four hundred fifty-two".