249460442 has 32 divisors (see below), whose sum is σ = 470914560. Its totient is φ = 96277680.

The previous prime is 249460439. The next prime is 249460451. The reversal of 249460442 is 244064942.

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 15 ways as a sum of consecutive naturals, for example, 8909 + ... + 24047.

It is an arithmetic number, because the mean of its divisors is an integer number (14716080).

Almost surely, 2^249460442 is an apocalyptic number.

249460442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

249460442 is a deficient number, since it is larger than the sum of its proper divisors (221454118).

249460442 is a wasteful number, since it uses less digits than its factorization.

249460442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15266.

The product of its (nonzero) digits is 55296, while the sum is 35.

The square root of 249460442 is about 15794.3167626840. The cubic root of 249460442 is about 629.5069981976.

The spelling of 249460442 in words is "two hundred forty-nine million, four hundred sixty thousand, four hundred forty-two".