122434398 has 24 divisors (see below), whose sum is σ = 265709808. Its totient is φ = 40744512.

The previous prime is 122434387. The next prime is 122434427. The reversal of 122434398 is 893434221.

122434398 is a `hidden beast` number, since 1 + 224 + 343 + 98 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6390 + ... + 16902.

It is an arithmetic number, because the mean of its divisors is an integer number (11071242).

Almost surely, 2^122434398 is an apocalyptic number.

122434398 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

122434398 is an abundant number, since it is smaller than the sum of its proper divisors (143275410).

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

122434398 is a wasteful number, since it uses less digits than its factorization.

122434398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11168 (or 11165 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 122434398 is about 11065.0078174396. The cubic root of 122434398 is about 496.5555229784. Note that the first 4 decimals are identical.

It can be divided in two parts, 12243 and 4398, that added together give a square (16641 = 129²).

The spelling of 122434398 in words is "one hundred twenty-two million, four hundred thirty-four thousand, three hundred ninety-eight".