12949604 has 18 divisors (see below), whose sum is σ = 23297442. Its totient is φ = 6294400.

The previous prime is 12949603. The next prime is 12949627. The reversal of 12949604 is 40694921.

It can be written as a sum of positive squares in 3 ways, for example, as 1060900 + 11888704 = 1030^2 + 3448^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12949603) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 45944 + ... + 46224.

Almost surely, 2^12949604 is an apocalyptic number.

It is an amenable number.

12949604 is a deficient number, since it is larger than the sum of its proper divisors (10347838).

12949604 is an equidigital number, since it uses as much as digits as its factorization.

12949604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 607 (or 324 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 12949604 is about 3598.5558214373. Note that the first 3 decimals coincide. The cubic root of 12949604 is about 234.8292346257.

The spelling of 12949604 in words is "twelve million, nine hundred forty-nine thousand, six hundred four".