11990604 has 12 divisors (see below), whose sum is σ = 27978104. Its totient is φ = 3996864.

The previous prime is 11990599. The next prime is 11990609. The reversal of 11990604 is 40609911.

It is an interprime number because it is at equal distance from previous prime (11990599) and next prime (11990609).

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (11990609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 499597 + ... + 499620.

Almost surely, 2^11990604 is an apocalyptic number.

It is an amenable number.

11990604 is an abundant number, since it is smaller than the sum of its proper divisors (15987500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11990604 is a wasteful number, since it uses less digits than its factorization.

11990604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 999224 (or 999222 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 30.

The square root of 11990604 is about 3462.7451537761. The cubic root of 11990604 is about 228.8830788246.

The spelling of 11990604 in words is "eleven million, nine hundred ninety thousand, six hundred four".