12700004 has 6 divisors (see below), whose sum is σ = 22225014. Its totient is φ = 6350000.

The previous prime is 12700001. The next prime is 12700021. The reversal of 12700004 is 40000721.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 11235904 + 1464100 = 3352^2 + 1210^2 .

It is a super-2 number, since 2×12700004² = 322580203200032, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12700001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1587497 + ... + 1587504.

It is an arithmetic number, because the mean of its divisors is an integer number (3704169).

Almost surely, 2^12700004 is an apocalyptic number.

It is an amenable number.

12700004 is a deficient number, since it is larger than the sum of its proper divisors (9525010).

12700004 is a wasteful number, since it uses less digits than its factorization.

12700004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3175005 (or 3175003 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 14.

The square root of 12700004 is about 3563.7064974546. The cubic root of 12700004 is about 233.3106798869.

Adding to 12700004 its reverse (40000721), we get a palindrome (52700725).

It can be divided in two parts, 12 and 700004, that multiplied together give a palindrome (8400048).

The spelling of 12700004 in words is "twelve million, seven hundred thousand, four".