142653274 has 8 divisors (see below), whose sum is σ = 218956320. Its totient is φ = 69667836.

The previous prime is 142653257. The next prime is 142653283. The reversal of 142653274 is 472356241.

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

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, 829294 + ... + 829465.

It is an arithmetic number, because the mean of its divisors is an integer number (27369540).

Almost surely, 2^142653274 is an apocalyptic number.

142653274 is a deficient number, since it is larger than the sum of its proper divisors (76303046).

142653274 is a wasteful number, since it uses less digits than its factorization.

142653274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1658804.

The product of its digits is 40320, while the sum is 34.

The square root of 142653274 is about 11943.7546023016. The cubic root of 142653274 is about 522.5091673643.

The spelling of 142653274 in words is "one hundred forty-two million, six hundred fifty-three thousand, two hundred seventy-four".