142620366 has 16 divisors (see below), whose sum is σ = 325989504. Its totient is φ = 40748664.

The previous prime is 142620341. The next prime is 142620377. The reversal of 142620366 is 663026241.

It is a congruent number.

It is an unprimeable number.

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, 1697820 + ... + 1697903.

It is an arithmetic number, because the mean of its divisors is an integer number (20374344).

Almost surely, 2^142620366 is an apocalyptic number.

142620366 is an abundant number, since it is smaller than the sum of its proper divisors (183369138).

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

142620366 is a wasteful number, since it uses less digits than its factorization.

142620366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3395735.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 142620366 is about 11942.3768990934. The cubic root of 142620366 is about 522.4689858960.

The spelling of 142620366 in words is "one hundred forty-two million, six hundred twenty thousand, three hundred sixty-six".