122488464 has 80 divisors (see below), whose sum is σ = 365119488. Its totient is φ = 34659456.

The previous prime is 122488453. The next prime is 122488523. The reversal of 122488464 is 464884221.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 34249 + ... + 37655.

Almost surely, 2^122488464 is an apocalyptic number.

122488464 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 122488464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182559744).

122488464 is an abundant number, since it is smaller than the sum of its proper divisors (242631024).

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

122488464 is a wasteful number, since it uses less digits than its factorization.

122488464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3532 (or 3526 counting only the distinct ones).

The product of its digits is 98304, while the sum is 39.

The square root of 122488464 is about 11067.4506549612. The cubic root of 122488464 is about 496.6286038025.

The spelling of 122488464 in words is "one hundred twenty-two million, four hundred eighty-eight thousand, four hundred sixty-four".