140002004 has 36 divisors (see below), whose sum is σ = 262212384. Its totient is φ = 65390976.

The previous prime is 140001997. The next prime is 140002019. The reversal of 140002004 is 400200041.

It is a super-2 number, since 2×140002004² = 39201122248032032, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 188057 + ... + 188799.

Almost surely, 2^140002004 is an apocalyptic number.

It is an amenable number.

140002004 is a deficient number, since it is larger than the sum of its proper divisors (122210380).

140002004 is a wasteful number, since it uses less digits than its factorization.

140002004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 944 (or 925 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 140002004 is about 11832.2442503525. The cubic root of 140002004 is about 519.2518877348.

Adding to 140002004 its reverse (400200041), we get a palindrome (540202045).

The spelling of 140002004 in words is "one hundred forty million, two thousand, four".