142031662 has 4 divisors (see below), whose sum is σ = 213047496. Its totient is φ = 71015830.

The previous prime is 142031653. The next prime is 142031689. The reversal of 142031662 is 266130241.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35507914 + ... + 35507917.

It is an arithmetic number, because the mean of its divisors is an integer number (53261874).

Almost surely, 2^142031662 is an apocalyptic number.

142031662 is a deficient number, since it is larger than the sum of its proper divisors (71015834).

142031662 is an equidigital number, since it uses as much as digits as its factorization.

142031662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71015833.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 142031662 is about 11917.7037217746. The cubic root of 142031662 is about 521.7491173163.

The spelling of 142031662 in words is "one hundred forty-two million, thirty-one thousand, six hundred sixty-two".