140569672 has 16 divisors (see below), whose sum is σ = 265494060. Its totient is φ = 69771264.

The previous prime is 140569669. The next prime is 140569673. The reversal of 140569672 is 276965041.

It can be written as a sum of positive squares in 2 ways, for example, as 126023076 + 14546596 = 11226^2 + 3814^2 .

It is not an unprimeable number, because it can be changed into a prime (140569673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63033 + ... + 65224.

Almost surely, 2^140569672 is an apocalyptic number.

It is an amenable number.

140569672 is a deficient number, since it is larger than the sum of its proper divisors (124924388).

140569672 is a wasteful number, since it uses less digits than its factorization.

140569672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128400 (or 128396 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 140569672 is about 11856.2081628150. The cubic root of 140569672 is about 519.9527471855.

The spelling of 140569672 in words is "one hundred forty million, five hundred sixty-nine thousand, six hundred seventy-two".