122790446 has 8 divisors (see below), whose sum is σ = 187307640. Its totient is φ = 60354568.

The previous prime is 122790419. The next prime is 122790469. The reversal of 122790446 is 644097221.

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

It is a congruent number.

It is an unprimeable number.

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, 520181 + ... + 520416.

It is an arithmetic number, because the mean of its divisors is an integer number (23413455).

Almost surely, 2^122790446 is an apocalyptic number.

122790446 is a deficient number, since it is larger than the sum of its proper divisors (64517194).

122790446 is a wasteful number, since it uses less digits than its factorization.

122790446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1040658.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 122790446 is about 11081.0850551740. The cubic root of 122790446 is about 497.0363968179.

The spelling of 122790446 in words is "one hundred twenty-two million, seven hundred ninety thousand, four hundred forty-six".