142434396 has 48 divisors (see below), whose sum is σ = 397684000. Its totient is φ = 43825536.

The previous prime is 142434389. The next prime is 142434403. The reversal of 142434396 is 693434241.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (142434389) and next prime (142434403).

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 142434396.

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 15 ways as a sum of consecutive naturals, for example, 49321 + ... + 52128.

Almost surely, 2^142434396 is an apocalyptic number.

It is an amenable number.

142434396 is an abundant number, since it is smaller than the sum of its proper divisors (255249604).

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

142434396 is a wasteful number, since it uses less digits than its factorization.

142434396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101475 (or 101467 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 142434396 is about 11934.5882207976. The cubic root of 142434396 is about 522.2417957622.

The spelling of 142434396 in words is "one hundred forty-two million, four hundred thirty-four thousand, three hundred ninety-six".