122276399 has 8 divisors (see below), whose sum is σ = 140408448. Its totient is φ = 104310360.

The previous prime is 122276389. The next prime is 122276423. The reversal of 122276399 is 993672221.

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

It is not a de Polignac number, because 122276399 - 2²⁰ = 121227823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122276389) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39917 + ... + 42870.

It is an arithmetic number, because the mean of its divisors is an integer number (17551056).

Almost surely, 2^122276399 is an apocalyptic number.

122276399 is a deficient number, since it is larger than the sum of its proper divisors (18132049).

122276399 is an equidigital number, since it uses as much as digits as its factorization.

122276399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83005.

The product of its digits is 81648, while the sum is 41.

The square root of 122276399 is about 11057.8659333526. The cubic root of 122276399 is about 496.3418328993.

The spelling of 122276399 in words is "one hundred twenty-two million, two hundred seventy-six thousand, three hundred ninety-nine".