120343432 has 16 divisors (see below), whose sum is σ = 246157200. Its totient is φ = 54701520.

The previous prime is 120343411. The next prime is 120343439. The reversal of 120343432 is 234343021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (120343439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 683682 + ... + 683857.

It is an arithmetic number, because the mean of its divisors is an integer number (15384825).

Almost surely, 2^120343432 is an apocalyptic number.

It is an amenable number.

120343432 is an abundant number, since it is smaller than the sum of its proper divisors (125813768).

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

120343432 is a wasteful number, since it uses less digits than its factorization.

120343432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1367556 (or 1367552 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 120343432 is about 10970.1154050447. The cubic root of 120343432 is about 493.7125089944.

Adding to 120343432 its reverse (234343021), we get a palindrome (354686453).

The spelling of 120343432 in words is "one hundred twenty million, three hundred forty-three thousand, four hundred thirty-two".