11974564 has 24 divisors (see below), whose sum is σ = 24776640. Its totient is φ = 4954656.

The previous prime is 11974561. The next prime is 11974577. The reversal of 11974564 is 46547911.

It is not an unprimeable number, because it can be changed into a prime (11974561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6562 + ... + 8185.

It is an arithmetic number, because the mean of its divisors is an integer number (1032360).

Almost surely, 2^11974564 is an apocalyptic number.

11974564 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11974564 is an abundant number, since it is smaller than the sum of its proper divisors (12802076).

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

11974564 is a wasteful number, since it uses less digits than its factorization.

11974564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14787 (or 14785 counting only the distinct ones).

The product of its digits is 30240, while the sum is 37.

The square root of 11974564 is about 3460.4282971910. The cubic root of 11974564 is about 228.7809732413.

The spelling of 11974564 in words is "eleven million, nine hundred seventy-four thousand, five hundred sixty-four".