3123664 has 10 divisors (see below), whose sum is σ = 6052130. Its totient is φ = 1561824.

The previous prime is 3123643. The next prime is 3123671. The reversal of 3123664 is 4663213.

It can be written as a sum of positive squares in only one way, i.e., 2496400 + 627264 = 1580^2 + 792^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97599 + ... + 97630.

It is an arithmetic number, because the mean of its divisors is an integer number (605213).

Almost surely, 2^3123664 is an apocalyptic number.

It is an amenable number.

3123664 is a deficient number, since it is larger than the sum of its proper divisors (2928466).

3123664 is a wasteful number, since it uses less digits than its factorization.

3123664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195237 (or 195231 counting only the distinct ones).

The product of its digits is 2592, while the sum is 25.

The square root of 3123664 is about 1767.3890347063. The cubic root of 3123664 is about 146.1800493398.

Adding to 3123664 its reverse (4663213), we get a palindrome (7786877).

The spelling of 3123664 in words is "three million, one hundred twenty-three thousand, six hundred sixty-four".