142433400 has 96 divisors (see below), whose sum is σ = 443654640. Its totient is φ = 37800960.

The previous prime is 142433399. The next prime is 142433441. The reversal of 142433400 is 4334241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 165772 + ... + 166628.

Almost surely, 2^142433400 is an apocalyptic number.

142433400 is a gapful number since it is divisible by the number (10) 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 142433400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (221827320).

142433400 is an abundant number, since it is smaller than the sum of its proper divisors (301221240).

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

142433400 is a wasteful number, since it uses less digits than its factorization.

142433400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1153 (or 1144 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 142433400 is about 11934.5464932690. The cubic root of 142433400 is about 522.2405784672.

Adding to 142433400 its reverse (4334241), we get a palindrome (146767641).

The spelling of 142433400 in words is "one hundred forty-two million, four hundred thirty-three thousand, four hundred".