249425222 has 8 divisors (see below), whose sum is σ = 383263272. Its totient is φ = 121670800.

The previous prime is 249425213. The next prime is 249425227. The reversal of 249425222 is 222524942.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (249425227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1520804 + ... + 1520967.

It is an arithmetic number, because the mean of its divisors is an integer number (47907909).

Almost surely, 2^249425222 is an apocalyptic number.

249425222 is a deficient number, since it is larger than the sum of its proper divisors (133838050).

249425222 is a wasteful number, since it uses less digits than its factorization.

249425222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3041814.

The product of its digits is 23040, while the sum is 32.

The square root of 249425222 is about 15793.2017653166. The cubic root of 249425222 is about 629.4773712157.

The spelling of 249425222 in words is "two hundred forty-nine million, four hundred twenty-five thousand, two hundred twenty-two".