122440432 has 20 divisors (see below), whose sum is σ = 243015696. Its totient is φ = 59726720.

The previous prime is 122440429. The next prime is 122440453. The reversal of 122440432 is 234044221.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 92668 + ... + 93979.

Almost surely, 2^122440432 is an apocalyptic number.

It is an amenable number.

122440432 is a deficient number, since it is larger than the sum of its proper divisors (120575264).

122440432 is a wasteful number, since it uses less digits than its factorization.

122440432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186696 (or 186690 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 122440432 is about 11065.2804754331. The cubic root of 122440432 is about 496.5636801816.

Adding to 122440432 its reverse (234044221), we get a palindrome (356484653).

The spelling of 122440432 in words is "one hundred twenty-two million, four hundred forty thousand, four hundred thirty-two".