142633664 has 28 divisors (see below), whose sum is σ = 283747464. Its totient is φ = 71138304.

The previous prime is 142633663. The next prime is 142633669. The reversal of 142633664 is 466336241.

It is not an unprimeable number, because it can be changed into a prime (142633663) 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, 25139 + ... + 30285.

It is an arithmetic number, because the mean of its divisors is an integer number (10133838).

Almost surely, 2^142633664 is an apocalyptic number.

It is an amenable number.

142633664 is a deficient number, since it is larger than the sum of its proper divisors (141113800).

142633664 is an equidigital number, since it uses as much as digits as its factorization.

142633664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5592 (or 5582 counting only the distinct ones).

The product of its digits is 62208, while the sum is 35.

The square root of 142633664 is about 11942.9336429539. The cubic root of 142633664 is about 522.4852238215.

The spelling of 142633664 in words is "one hundred forty-two million, six hundred thirty-three thousand, six hundred sixty-four".