249367356 has 96 divisors (see below), whose sum is σ = 782369280. Its totient is φ = 67053312.

The previous prime is 249367331. The next prime is 249367361. The reversal of 249367356 is 653763942.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

Its product of digits (816480) is a multiple of the sum of its prime factors (19440).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3151 + ... + 22553.

It is an arithmetic number, because the mean of its divisors is an integer number (8149680).

Almost surely, 2^249367356 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 249367356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (391184640).

249367356 is an abundant number, since it is smaller than the sum of its proper divisors (533001924).

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

249367356 is a wasteful number, since it uses less digits than its factorization.

249367356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19440 (or 19432 counting only the distinct ones).

The product of its digits is 816480, while the sum is 45.

The square root of 249367356 is about 15791.3696682713. The cubic root of 249367356 is about 629.4286884155.

The spelling of 249367356 in words is "two hundred forty-nine million, three hundred sixty-seven thousand, three hundred fifty-six".