142072302 has 16 divisors (see below), whose sum is σ = 287338320. Its totient is φ = 46825152.

The previous prime is 142072289. The next prime is 142072313. The reversal of 142072302 is 203270241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132493 + ... + 133560.

It is an arithmetic number, because the mean of its divisors is an integer number (17958645).

Almost surely, 2^142072302 is an apocalyptic number.

142072302 is an abundant number, since it is smaller than the sum of its proper divisors (145266018).

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

142072302 is a wasteful number, since it uses less digits than its factorization.

142072302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266147.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 142072302 is about 11919.4086262700. The cubic root of 142072302 is about 521.7988758508.

The spelling of 142072302 in words is "one hundred forty-two million, seventy-two thousand, three hundred two".