249433954 has 32 divisors (see below), whose sum is σ = 467223552. Its totient is φ = 97026000.

The previous prime is 249433949. The next prime is 249433993. The reversal of 249433954 is 459334942.

It is a self number, because there is not a number n which added to its sum of digits gives 249433954.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157989 + ... + 159559.

It is an arithmetic number, because the mean of its divisors is an integer number (14600736).

Almost surely, 2^249433954 is an apocalyptic number.

249433954 is a deficient number, since it is larger than the sum of its proper divisors (217789598).

249433954 is a wasteful number, since it uses less digits than its factorization.

249433954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2622.

The product of its digits is 466560, while the sum is 43.

The square root of 249433954 is about 15793.4782109578. The cubic root of 249433954 is about 629.4847168138.

The spelling of 249433954 in words is "two hundred forty-nine million, four hundred thirty-three thousand, nine hundred fifty-four".