142262236 has 12 divisors (see below), whose sum is σ = 249042528. Its totient is φ = 71107232.

The previous prime is 142262231. The next prime is 142262243. The reversal of 142262236 is 632262241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142262231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19485 + ... + 25771.

It is an arithmetic number, because the mean of its divisors is an integer number (20753544).

Almost surely, 2^142262236 is an apocalyptic number.

It is an amenable number.

142262236 is a deficient number, since it is larger than the sum of its proper divisors (106780292).

142262236 is a wasteful number, since it uses less digits than its factorization.

142262236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11948 (or 11946 counting only the distinct ones).

The product of its digits is 6912, while the sum is 28.

The square root of 142262236 is about 11927.3733906506. The cubic root of 142262236 is about 522.0313002669.

The spelling of 142262236 in words is "one hundred forty-two million, two hundred sixty-two thousand, two hundred thirty-six".