11923924 has 6 divisors (see below), whose sum is σ = 20866874. Its totient is φ = 5961960.

The previous prime is 11923921. The next prime is 11923927. The reversal of 11923924 is 42932911.

It is an interprime number because it is at equal distance from previous prime (11923921) and next prime (11923927).

It can be written as a sum of positive squares in only one way, i.e., 6250000 + 5673924 = 2500^2 + 2382^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11923921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1490487 + ... + 1490494.

Almost surely, 2^11923924 is an apocalyptic number.

It is an amenable number.

11923924 is a deficient number, since it is larger than the sum of its proper divisors (8942950).

11923924 is a wasteful number, since it uses less digits than its factorization.

11923924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2980985 (or 2980983 counting only the distinct ones).

The product of its digits is 3888, while the sum is 31.

The square root of 11923924 is about 3453.1035316075. The cubic root of 11923924 is about 228.4580153874.

The spelling of 11923924 in words is "eleven million, nine hundred twenty-three thousand, nine hundred twenty-four".