140406076 has 24 divisors (see below), whose sum is σ = 260749440. Its totient is φ = 66010032.

The previous prime is 140406073. The next prime is 140406107. The reversal of 140406076 is 670604041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140406073) 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, 7506 + ... + 18361.

It is an arithmetic number, because the mean of its divisors is an integer number (10864560).

Almost surely, 2^140406076 is an apocalyptic number.

It is an amenable number.

140406076 is a deficient number, since it is larger than the sum of its proper divisors (120343364).

140406076 is a wasteful number, since it uses less digits than its factorization.

140406076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25953 (or 25951 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 140406076 is about 11849.3069839548. The cubic root of 140406076 is about 519.7509606303.

The spelling of 140406076 in words is "one hundred forty million, four hundred six thousand, seventy-six".