142361994 has 8 divisors (see below), whose sum is σ = 284724000. Its totient is φ = 47453996.

The previous prime is 142361981. The next prime is 142362001. The reversal of 142361994 is 499163241.

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

142361994 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11863494 + ... + 11863505.

It is an arithmetic number, because the mean of its divisors is an integer number (35590500).

Almost surely, 2^142361994 is an apocalyptic number.

142361994 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

142361994 is a wasteful number, since it uses less digits than its factorization.

142361994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23727004.

The product of its digits is 46656, while the sum is 39.

The square root of 142361994 is about 11931.5545508538. The cubic root of 142361994 is about 522.1532924228.

The spelling of 142361994 in words is "one hundred forty-two million, three hundred sixty-one thousand, nine hundred ninety-four".