122250790 has 8 divisors (see below), whose sum is σ = 220051440. Its totient is φ = 48900312.

The previous prime is 122250781. The next prime is 122250797. The reversal of 122250790 is 97052221.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122250797) 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 3 ways as a sum of consecutive naturals, for example, 6112530 + ... + 6112549.

It is an arithmetic number, because the mean of its divisors is an integer number (27506430).

Almost surely, 2^122250790 is an apocalyptic number.

122250790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122250790 is a deficient number, since it is larger than the sum of its proper divisors (97800650).

122250790 is a wasteful number, since it uses less digits than its factorization.

122250790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12225086.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 122250790 is about 11056.7079187252. The cubic root of 122250790 is about 496.3071799721.

The spelling of 122250790 in words is "one hundred twenty-two million, two hundred fifty thousand, seven hundred ninety".