140250564 has 36 divisors (see below), whose sum is σ = 359819824. Its totient is φ = 46051632.

The previous prime is 140250557. The next prime is 140250569. The reversal of 140250564 is 465052041.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (140250569) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 26662 + ... + 31485.

Almost surely, 2^140250564 is an apocalyptic number.

It is an amenable number.

140250564 is an abundant number, since it is smaller than the sum of its proper divisors (219569260).

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

140250564 is a wasteful number, since it uses less digits than its factorization.

140250564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58224 (or 58219 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 140250564 is about 11842.7430944017. The cubic root of 140250564 is about 519.5589998708.

The spelling of 140250564 in words is "one hundred forty million, two hundred fifty thousand, five hundred sixty-four".