249754452 has 24 divisors (see below), whose sum is σ = 596975232. Its totient is φ = 81220800.

The previous prime is 249754441. The next prime is 249754457. The reversal of 249754452 is 254457942.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (249754457) 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, 253324 + ... + 254307.

It is an arithmetic number, because the mean of its divisors is an integer number (24873968).

Almost surely, 2^249754452 is an apocalyptic number.

It is an amenable number.

249754452 is an abundant number, since it is smaller than the sum of its proper divisors (347220780).

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

249754452 is a wasteful number, since it uses less digits than its factorization.

249754452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507679 (or 507677 counting only the distinct ones).

The product of its digits is 403200, while the sum is 42.

The square root of 249754452 is about 15803.6214836980. The cubic root of 249754452 is about 629.7542099897.

The spelling of 249754452 in words is "two hundred forty-nine million, seven hundred fifty-four thousand, four hundred fifty-two".