142333399 has 8 divisors (see below), whose sum is σ = 154689920. Its totient is φ = 130178016.

The previous prime is 142333381. The next prime is 142333417. The reversal of 142333399 is 993333241.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (142333381) and next prime (142333417).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 142333399 - 2⁷ = 142333271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142333309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48807 + ... + 51640.

It is an arithmetic number, because the mean of its divisors is an integer number (19336240).

Almost surely, 2^142333399 is an apocalyptic number.

142333399 is a deficient number, since it is larger than the sum of its proper divisors (12356521).

142333399 is a wasteful number, since it uses less digits than its factorization.

142333399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100569.

The product of its digits is 52488, while the sum is 37.

The square root of 142333399 is about 11930.3561975324. The cubic root of 142333399 is about 522.1183299707.

The spelling of 142333399 in words is "one hundred forty-two million, three hundred thirty-three thousand, three hundred ninety-nine".