142340032 has 14 divisors (see below), whose sum is σ = 282456128. Its totient is φ = 71169984.

The previous prime is 142340027. The next prime is 142340041. The reversal of 142340032 is 230043241.

It is a super-2 number, since 2×142340032² = 40521369419522048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 142339991 and 142340009.

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, 1111968 + ... + 1112095.

Almost surely, 2^142340032 is an apocalyptic number.

It is an amenable number.

142340032 is a deficient number, since it is larger than the sum of its proper divisors (140116096).

142340032 is an equidigital number, since it uses as much as digits as its factorization.

142340032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2224075 (or 2224065 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 142340032 is about 11930.6341826409. The cubic root of 142340032 is about 522.1264404051.

Adding to 142340032 its reverse (230043241), we get a palindrome (372383273).

The spelling of 142340032 in words is "one hundred forty-two million, three hundred forty thousand, thirty-two".