122478626 has 8 divisors (see below), whose sum is σ = 184019484. Its totient is φ = 61138800.

The previous prime is 122478623. The next prime is 122478647. The reversal of 122478626 is 626874221.

It can be written as a sum of positive squares in 2 ways, for example, as 122124601 + 354025 = 11051^2 + 595^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 122478626.

It is not an unprimeable number, because it can be changed into a prime (122478623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48725 + ... + 51176.

Almost surely, 2^122478626 is an apocalyptic number.

122478626 is a deficient number, since it is larger than the sum of its proper divisors (61540858).

122478626 is an equidigital number, since it uses as much as digits as its factorization.

122478626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100516.

The product of its digits is 64512, while the sum is 38.

The square root of 122478626 is about 11067.0061895709. The cubic root of 122478626 is about 496.6153074129.

The spelling of 122478626 in words is "one hundred twenty-two million, four hundred seventy-eight thousand, six hundred twenty-six".