140444604 has 30 divisors (see below), whose sum is σ = 367150784. Its totient is φ = 46814760.

The previous prime is 140444587. The next prime is 140444617. The reversal of 140444604 is 406444041.

140444604 is a `hidden beast` number, since 14 + 0 + 4 + 44 + 604 = 666.

140444604 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 216412 + ... + 217059.

Almost surely, 2^140444604 is an apocalyptic number.

It is an amenable number.

140444604 is an abundant number, since it is smaller than the sum of its proper divisors (226706180).

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

140444604 is a wasteful number, since it uses less digits than its factorization.

140444604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433487 (or 433476 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 140444604 is about 11850.9326215281. The cubic root of 140444604 is about 519.7984968771.

Adding to 140444604 its reverse (406444041), we get a palindrome (546888645).

The spelling of 140444604 in words is "one hundred forty million, four hundred forty-four thousand, six hundred four".