249030102 has 16 divisors (see below), whose sum is σ = 499499712. Its totient is φ = 82770120.

The previous prime is 249030097. The next prime is 249030139. The reversal of 249030102 is 201030942.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57724 + ... + 61887.

It is an arithmetic number, because the mean of its divisors is an integer number (31218732).

Almost surely, 2^249030102 is an apocalyptic number.

249030102 is an abundant number, since it is smaller than the sum of its proper divisors (250469610).

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

249030102 is a wasteful number, since it uses less digits than its factorization.

249030102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119963.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 249030102 is about 15780.6876276036. The cubic root of 249030102 is about 629.1448058795.

The spelling of 249030102 in words is "two hundred forty-nine million, thirty thousand, one hundred two".