249233238 has 12 divisors (see below), whose sum is σ = 540005388. Its totient is φ = 83077740.

The previous prime is 249233227. The next prime is 249233269. The reversal of 249233238 is 832332942.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6923128 + ... + 6923163.

It is an arithmetic number, because the mean of its divisors is an integer number (45000449).

Almost surely, 2^249233238 is an apocalyptic number.

249233238 is an abundant number, since it is smaller than the sum of its proper divisors (290772150).

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

249233238 is a wasteful number, since it uses less digits than its factorization.

249233238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13846299 (or 13846296 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 249233238 is about 15787.1225370553. The cubic root of 249233238 is about 629.3158256669.

The spelling of 249233238 in words is "two hundred forty-nine million, two hundred thirty-three thousand, two hundred thirty-eight".