250023122 has 32 divisors (see below), whose sum is σ = 395034624. Its totient is φ = 118540800.

The previous prime is 250023121. The next prime is 250023139. The reversal of 250023122 is 221320052.

It is a self number, because there is not a number n which added to its sum of digits gives 250023122.

It is not an unprimeable number, because it can be changed into a prime (250023121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 889622 + ... + 889902.

It is an arithmetic number, because the mean of its divisors is an integer number (12344832).

Almost surely, 2^250023122 is an apocalyptic number.

250023122 is a deficient number, since it is larger than the sum of its proper divisors (145011502).

250023122 is a wasteful number, since it uses less digits than its factorization.

250023122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 250023122 is about 15812.1194657769. The cubic root of 250023122 is about 629.9799456117.

Adding to 250023122 its reverse (221320052), we get a palindrome (471343174).

The spelling of 250023122 in words is "two hundred fifty million, twenty-three thousand, one hundred twenty-two".