140255404 has 24 divisors (see below), whose sum is σ = 249243008. Its totient is φ = 69050880.

The previous prime is 140255387. The next prime is 140255407. The reversal of 140255404 is 404552041.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (140255407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85714 + ... + 87334.

Almost surely, 2^140255404 is an apocalyptic number.

It is an amenable number.

140255404 is a deficient number, since it is larger than the sum of its proper divisors (108987604).

140255404 is a wasteful number, since it uses less digits than its factorization.

140255404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1945 (or 1943 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 140255404 is about 11842.9474371881. The cubic root of 140255404 is about 519.5649764045.

The spelling of 140255404 in words is "one hundred forty million, two hundred fifty-five thousand, four hundred four".