142202064 has 40 divisors (see below), whose sum is σ = 371494080. Its totient is φ = 46866688.

The previous prime is 142202057. The next prime is 142202087. The reversal of 142202064 is 460202241.

It is a self number, because there is not a number n which added to its sum of digits gives 142202064.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12372 + ... + 20915.

It is an arithmetic number, because the mean of its divisors is an integer number (9287352).

Almost surely, 2^142202064 is an apocalyptic number.

It is an amenable number.

142202064 is an abundant number, since it is smaller than the sum of its proper divisors (229292016).

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

142202064 is a wasteful number, since it uses less digits than its factorization.

142202064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33387 (or 33381 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 142202064 is about 11924.8506908892. The cubic root of 142202064 is about 521.9576894994.

The spelling of 142202064 in words is "one hundred forty-two million, two hundred two thousand, sixty-four".