142199632 has 20 divisors (see below), whose sum is σ = 276116256. Its totient is φ = 70943840.

The previous prime is 142199623. The next prime is 142199633. The reversal of 142199632 is 236991241.

It is a junction number, because it is equal to n+sod(n) for n = 142199591 and 142199600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142199633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2044 + ... + 16987.

Almost surely, 2^142199632 is an apocalyptic number.

It is an amenable number.

142199632 is a deficient number, since it is larger than the sum of its proper divisors (133916624).

142199632 is a wasteful number, since it uses less digits than its factorization.

142199632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19506 (or 19500 counting only the distinct ones).

The product of its digits is 23328, while the sum is 37.

The square root of 142199632 is about 11924.7487185265. The cubic root of 142199632 is about 521.9547139018.

The spelling of 142199632 in words is "one hundred forty-two million, one hundred ninety-nine thousand, six hundred thirty-two".