11772416 has 20 divisors (see below), whose sum is σ = 23522862. Its totient is φ = 5885952.

The previous prime is 11772407. The next prime is 11772427. The reversal of 11772416 is 61427711.

It can be written as a sum of positive squares in only one way, i.e., 8386816 + 3385600 = 2896^2 + 1840^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10985 + ... + 12008.

Almost surely, 2^11772416 is an apocalyptic number.

11772416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11772416 is a deficient number, since it is larger than the sum of its proper divisors (11750446).

11772416 is an frugal number, since it uses more digits than its factorization.

11772416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23011 (or 22995 counting only the distinct ones).

The product of its digits is 2352, while the sum is 29.

The square root of 11772416 is about 3431.0954518929. The cubic root of 11772416 is about 227.4862753867.

The spelling of 11772416 in words is "eleven million, seven hundred seventy-two thousand, four hundred sixteen".