249230465 has 8 divisors (see below), whose sum is σ = 326265408. Its totient is φ = 181258480.

The previous prime is 249230453. The next prime is 249230477. The reversal of 249230465 is 564032942.

It is an interprime number because it is at equal distance from previous prime (249230453) and next prime (249230477).

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

It is not a de Polignac number, because 249230465 - 2⁸ = 249230209 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2265677 + ... + 2265786.

It is an arithmetic number, because the mean of its divisors is an integer number (40783176).

Almost surely, 2^249230465 is an apocalyptic number.

It is an amenable number.

249230465 is a deficient number, since it is larger than the sum of its proper divisors (77034943).

249230465 is a wasteful number, since it uses less digits than its factorization.

249230465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4531479.

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 249230465 is about 15787.0347120667. The cubic root of 249230465 is about 629.3134917096.

The spelling of 249230465 in words is "two hundred forty-nine million, two hundred thirty thousand, four hundred sixty-five".