249644034 has 24 divisors (see below), whose sum is σ = 542858940. Its totient is φ = 82912608.

The previous prime is 249644011. The next prime is 249644081. The reversal of 249644034 is 430446942.

249644034 is a `hidden beast` number, since 2 + 4 + 9 + 644 + 0 + 3 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 248535225 + 1108809 = 15765^2 + 1053^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 249644034.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20049 + ... + 30020.

Almost surely, 2^249644034 is an apocalyptic number.

249644034 is an abundant number, since it is smaller than the sum of its proper divisors (293214906).

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

249644034 is a wasteful number, since it uses less digits than its factorization.

249644034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50354 (or 50351 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The square root of 249644034 is about 15800.1276577121. The cubic root of 249644034 is about 629.6613902225.

The spelling of 249644034 in words is "two hundred forty-nine million, six hundred forty-four thousand, thirty-four".