142352698 has 4 divisors (see below), whose sum is σ = 213529050. Its totient is φ = 71176348.

The previous prime is 142352671. The next prime is 142352759. The reversal of 142352698 is 896253241.

142352698 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 96884649 + 45468049 = 9843^2 + 6743^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 142352698.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35588173 + ... + 35588176.

Almost surely, 2^142352698 is an apocalyptic number.

142352698 is a deficient number, since it is larger than the sum of its proper divisors (71176352).

142352698 is an equidigital number, since it uses as much as digits as its factorization.

142352698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71176351.

The product of its digits is 103680, while the sum is 40.

The square root of 142352698 is about 11931.1649892205. The cubic root of 142352698 is about 522.1419269300.

The spelling of 142352698 in words is "one hundred forty-two million, three hundred fifty-two thousand, six hundred ninety-eight".