122454504 has 72 divisors (see below), whose sum is σ = 344533410. Its totient is φ = 40800672.

The previous prime is 122454499. The next prime is 122454523. The reversal of 122454504 is 405454221.

It can be written as a sum of positive squares in only one way, i.e., 110880900 + 11573604 = 10530^2 + 3402^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 51322 + ... + 53654.

Almost surely, 2^122454504 is an apocalyptic number.

122454504 is the 6999-th heptagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122454504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172266705).

122454504 is an abundant number, since it is smaller than the sum of its proper divisors (222078906).

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

122454504 is an frugal number, since it uses more digits than its factorization.

122454504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2363 (or 2338 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 122454504 is about 11065.9163199439. The cubic root of 122454504 is about 496.5827027009.

The spelling of 122454504 in words is "one hundred twenty-two million, four hundred fifty-four thousand, five hundred four".