140372664 has 16 divisors (see below), whose sum is σ = 350931720. Its totient is φ = 46790880.

The previous prime is 140372663. The next prime is 140372699. The reversal of 140372664 is 466273041.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140372663) 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, 2924407 + ... + 2924454.

Almost surely, 2^140372664 is an apocalyptic number.

It is an amenable number.

140372664 is an abundant number, since it is smaller than the sum of its proper divisors (210559056).

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

140372664 is a wasteful number, since it uses less digits than its factorization.

140372664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5848870 (or 5848866 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 140372664 is about 11847.8970285870. The cubic root of 140372664 is about 519.7097295163.

The spelling of 140372664 in words is "one hundred forty million, three hundred seventy-two thousand, six hundred sixty-four".