142044064 has 24 divisors (see below), whose sum is σ = 280358820. Its totient is φ = 70841856.

The previous prime is 142044043. The next prime is 142044079. The reversal of 142044064 is 460440241.

142044064 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 132434064 + 9610000 = 11508^2 + 3100^2 .

It is a super-2 number, since 2×142044064² = 40353032235272192, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7662 + ... + 18514.

Almost surely, 2^142044064 is an apocalyptic number.

It is an amenable number.

142044064 is a deficient number, since it is larger than the sum of its proper divisors (138314756).

142044064 is a wasteful number, since it uses less digits than its factorization.

142044064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11272 (or 11264 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 142044064 is about 11918.2240287721. The cubic root of 142044064 is about 521.7643030013.

The spelling of 142044064 in words is "one hundred forty-two million, forty-four thousand, sixty-four".