140023004 has 12 divisors (see below), whose sum is σ = 267316728. Its totient is φ = 63646800.

The previous prime is 140022977. The next prime is 140023043. The reversal of 140023004 is 400320041.

It is a self number, because there is not a number n which added to its sum of digits gives 140023004.

It is a congruent number.

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, 1591127 + ... + 1591214.

It is an arithmetic number, because the mean of its divisors is an integer number (22276394).

Almost surely, 2^140023004 is an apocalyptic number.

It is an amenable number.

140023004 is a deficient number, since it is larger than the sum of its proper divisors (127293724).

140023004 is a wasteful number, since it uses less digits than its factorization.

140023004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3182356 (or 3182354 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 140023004 is about 11833.1316226940. The cubic root of 140023004 is about 519.2778486595.

Adding to 140023004 its reverse (400320041), we get a palindrome (540343045).

The spelling of 140023004 in words is "one hundred forty million, twenty-three thousand, four".