122690064 has 80 divisors (see below), whose sum is σ = 373944320. Its totient is φ = 33920640.

The previous prime is 122690041. The next prime is 122690083. The reversal of 122690064 is 460096221.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4527 + ... + 16305.

It is an arithmetic number, because the mean of its divisors is an integer number (4674304).

Almost surely, 2^122690064 is an apocalyptic number.

122690064 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122690064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186972160).

122690064 is an abundant number, since it is smaller than the sum of its proper divisors (251254256).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122690064 is a wasteful number, since it uses less digits than its factorization.

122690064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11828 (or 11822 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 122690064 is about 11076.5546990028. The cubic root of 122690064 is about 496.9009163809.

The spelling of 122690064 in words is "one hundred twenty-two million, six hundred ninety thousand, sixty-four".