140366404 has 12 divisors (see below), whose sum is σ = 246347500. Its totient is φ = 69981408.

The previous prime is 140366381. The next prime is 140366431. The reversal of 140366404 is 404663041.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 75724804 + 64641600 = 8702^2 + 8040^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48879 + ... + 51670.

Almost surely, 2^140366404 is an apocalyptic number.

It is an amenable number.

140366404 is a deficient number, since it is larger than the sum of its proper divisors (105981096).

140366404 is a wasteful number, since it uses less digits than its factorization.

140366404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100902 (or 100900 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 140366404 is about 11847.6328437372. The cubic root of 140366404 is about 519.7020038163.

The spelling of 140366404 in words is "one hundred forty million, three hundred sixty-six thousand, four hundred four".