142162236 has 48 divisors (see below), whose sum is σ = 369661600. Its totient is φ = 47246976.

The previous prime is 142162213. The next prime is 142162253. The reversal of 142162236 is 632261241.

142162236 is a `hidden beast` number, since 1 + 4 + 2 + 1 + 622 + 36 = 666.

142162236 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38520 + ... + 42048.

Almost surely, 2^142162236 is an apocalyptic number.

It is an amenable number.

142162236 is an abundant number, since it is smaller than the sum of its proper divisors (227499364).

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

142162236 is a wasteful number, since it uses less digits than its factorization.

142162236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3915 (or 3907 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 142162236 is about 11923.1806159263. The cubic root of 142162236 is about 521.9089549232.

The spelling of 142162236 in words is "one hundred forty-two million, one hundred sixty-two thousand, two hundred thirty-six".