142696574 has 16 divisors (see below), whose sum is σ = 229132800. Its totient is φ = 66446424.

The previous prime is 142696571. The next prime is 142696579. The reversal of 142696574 is 475696241.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142696571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29582 + ... + 34065.

It is an arithmetic number, because the mean of its divisors is an integer number (14320800).

Almost surely, 2^142696574 is an apocalyptic number.

142696574 is a deficient number, since it is larger than the sum of its proper divisors (86436226).

142696574 is a wasteful number, since it uses less digits than its factorization.

142696574 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63727.

The product of its digits is 362880, while the sum is 44.

The square root of 142696574 is about 11945.5671276001. The cubic root of 142696574 is about 522.5620283037.

The spelling of 142696574 in words is "one hundred forty-two million, six hundred ninety-six thousand, five hundred seventy-four".