1872706004 has 12 divisors (see below), whose sum is σ = 3529330644. Its totient is φ = 864325824.

The previous prime is 1872705997. The next prime is 1872706013. The reversal of 1872706004 is 4006072781.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 183331600 + 1689374404 = 13540^2 + 41102^2 .

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, 18006737 + ... + 18006840.

It is an arithmetic number, because the mean of its divisors is an integer number (294110887).

Almost surely, 2^1872706004 is an apocalyptic number.

It is an amenable number.

1872706004 is a deficient number, since it is larger than the sum of its proper divisors (1656624640).

1872706004 is a wasteful number, since it uses less digits than its factorization.

1872706004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36013594 (or 36013592 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 35.

The square root of 1872706004 is about 43274.7732980775. The cubic root of 1872706004 is about 1232.6029447701.

Adding to 1872706004 its reverse (4006072781), we get a palindrome (5878778785).

The spelling of 1872706004 in words is "one billion, eight hundred seventy-two million, seven hundred six thousand, four".