249895488 has 28 divisors (see below), whose sum is σ = 661182320. Its totient is φ = 83298432.

The previous prime is 249895439. The next prime is 249895493. The reversal of 249895488 is 884598942.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 650578 + ... + 650961.

Almost surely, 2^249895488 is an apocalyptic number.

It is an amenable number.

249895488 is an abundant number, since it is smaller than the sum of its proper divisors (411286832).

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

249895488 is a wasteful number, since it uses less digits than its factorization.

249895488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1301554 (or 1301544 counting only the distinct ones).

The product of its digits is 6635520, while the sum is 57.

The square root of 249895488 is about 15808.0829957335. The cubic root of 249895488 is about 629.8727281327.

The spelling of 249895488 in words is "two hundred forty-nine million, eight hundred ninety-five thousand, four hundred eighty-eight".