142616426 has 8 divisors (see below), whose sum is σ = 219706500. Its totient is φ = 69380928.

The previous prime is 142616387. The next prime is 142616431. The reversal of 142616426 is 624616241.

It can be written as a sum of positive squares in 2 ways, for example, as 141586201 + 1030225 = 11899^2 + 1015^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 142616392 and 142616401.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 963551 + ... + 963698.

Almost surely, 2^142616426 is an apocalyptic number.

142616426 is a deficient number, since it is larger than the sum of its proper divisors (77090074).

142616426 is a wasteful number, since it uses less digits than its factorization.

142616426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1927288.

The product of its digits is 13824, while the sum is 32.

The square root of 142616426 is about 11942.2119391677. The cubic root of 142616426 is about 522.4641746459.

The spelling of 142616426 in words is "one hundred forty-two million, six hundred sixteen thousand, four hundred twenty-six".