249829384 has 32 divisors (see below), whose sum is σ = 540558720. Its totient is φ = 106027776.

The previous prime is 249829379. The next prime is 249829387. The reversal of 249829384 is 483928942.

It is a super-2 number, since 2×249829384² = 124829442219638912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (249829387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15889 + ... + 27424.

It is an arithmetic number, because the mean of its divisors is an integer number (16892460).

Almost surely, 2^249829384 is an apocalyptic number.

It is an amenable number.

249829384 is an abundant number, since it is smaller than the sum of its proper divisors (290729336).

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

249829384 is a wasteful number, since it uses less digits than its factorization.

249829384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43429 (or 43425 counting only the distinct ones).

The product of its digits is 995328, while the sum is 49.

The square root of 249829384 is about 15805.9920283417. The cubic root of 249829384 is about 629.8171838742.

The spelling of 249829384 in words is "two hundred forty-nine million, eight hundred twenty-nine thousand, three hundred eighty-four".