122622730 has 32 divisors (see below), whose sum is σ = 231776640. Its totient is φ = 46643520.

The previous prime is 122622727. The next prime is 122622733. The reversal of 122622730 is 37226221.

It is an interprime number because it is at equal distance from previous prime (122622727) and next prime (122622733).

It is a junction number, because it is equal to n+sod(n) for n = 122622695 and 122622704.

It is not an unprimeable number, because it can be changed into a prime (122622733) 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 15 ways as a sum of consecutive naturals, for example, 16275 + ... + 22585.

It is an arithmetic number, because the mean of its divisors is an integer number (7243020).

Almost surely, 2^122622730 is an apocalyptic number.

122622730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122622730 is a deficient number, since it is larger than the sum of its proper divisors (109153910).

122622730 is a wasteful number, since it uses less digits than its factorization.

122622730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6414.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 122622730 is about 11073.5147988342. The cubic root of 122622730 is about 496.8099977200.

Adding to 122622730 its reverse (37226221), we get a palindrome (159848951).

The spelling of 122622730 in words is "one hundred twenty-two million, six hundred twenty-two thousand, seven hundred thirty".