249430134 has 8 divisors (see below), whose sum is σ = 498860280. Its totient is φ = 83143376.

The previous prime is 249430121. The next prime is 249430141. The reversal of 249430134 is 431034942.

249430134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

249430134 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20785839 + ... + 20785850.

It is an arithmetic number, because the mean of its divisors is an integer number (62357535).

Almost surely, 2^249430134 is an apocalyptic number.

249430134 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

249430134 is a wasteful number, since it uses less digits than its factorization.

249430134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41571694.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 249430134 is about 15793.3572744999. The cubic root of 249430134 is about 629.4815033460.

The spelling of 249430134 in words is "two hundred forty-nine million, four hundred thirty thousand, one hundred thirty-four".