122959250 has 16 divisors (see below), whose sum is σ = 230180184. Its totient is φ = 49183600.

The previous prime is 122959189. The next prime is 122959259. The reversal of 122959250 is 52959221.

It can be written as a sum of positive squares in 4 ways, for example, as 65820769 + 57138481 = 8113^2 + 7559^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 122959250.

It is not an unprimeable number, because it can be changed into a prime (122959259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 245669 + ... + 246168.

Almost surely, 2^122959250 is an apocalyptic number.

122959250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122959250 is a deficient number, since it is larger than the sum of its proper divisors (107220934).

122959250 is an equidigital number, since it uses as much as digits as its factorization.

122959250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491854 (or 491844 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 35.

The square root of 122959250 is about 11088.6992023411. The cubic root of 122959250 is about 497.2640565328.

The spelling of 122959250 in words is "one hundred twenty-two million, nine hundred fifty-nine thousand, two hundred fifty".