142606672 has 20 divisors (see below), whose sum is σ = 297554740. Its totient is φ = 65818368.

The previous prime is 142606643. The next prime is 142606687. The reversal of 142606672 is 276606241.

It can be written as a sum of positive squares in 2 ways, for example, as 97930816 + 44675856 = 9896^2 + 6684^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 342597 + ... + 343012.

It is an arithmetic number, because the mean of its divisors is an integer number (14877737).

Almost surely, 2^142606672 is an apocalyptic number.

It is an amenable number.

142606672 is an abundant number, since it is smaller than the sum of its proper divisors (154948068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142606672 is a wasteful number, since it uses less digits than its factorization.

142606672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685630 (or 685624 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 142606672 is about 11941.8035488782. The cubic root of 142606672 is about 522.4522633677.

The spelling of 142606672 in words is "one hundred forty-two million, six hundred six thousand, six hundred seventy-two".