2140323004 has 6 divisors (see below), whose sum is σ = 3745565264. Its totient is φ = 1070161500.

The previous prime is 2140322993. The next prime is 2140323007. The reversal of 2140323004 is 4003230412.

It is a super-2 number, since 2×2140323004² = 9161965122903168032, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2140323007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267540372 + ... + 267540379.

Almost surely, 2^2140323004 is an apocalyptic number.

It is an amenable number.

2140323004 is a deficient number, since it is larger than the sum of its proper divisors (1605242260).

2140323004 is a wasteful number, since it uses less digits than its factorization.

2140323004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535080755 (or 535080753 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 2140323004 is about 46263.6250633259. The cubic root of 2140323004 is about 1288.7235744717.

Adding to 2140323004 its reverse (4003230412), we get a palindrome (6143553416).

The spelling of 2140323004 in words is "two billion, one hundred forty million, three hundred twenty-three thousand, four".