249228150 has 36 divisors (see below), whose sum is σ = 618565692. Its totient is φ = 66409280.

The previous prime is 249228137. The next prime is 249228151. The reversal of 249228150 is 51822942.

It is a super-2 number, since 2×249228150² = 124229341504845000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (249228151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 192706 + ... + 193994.

Almost surely, 2^249228150 is an apocalyptic number.

249228150 is an abundant number, since it is smaller than the sum of its proper divisors (369337542).

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

249228150 is an equidigital number, since it uses as much as digits as its factorization.

249228150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2593 (or 1299 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 249228150 is about 15786.9613922376. The cubic root of 249228150 is about 629.3115432249.

The spelling of 249228150 in words is "two hundred forty-nine million, two hundred twenty-eight thousand, one hundred fifty".