20132416 has 14 divisors (see below), whose sum is σ = 39950390. Its totient is φ = 10066176.

The previous prime is 20132407. The next prime is 20132443. The reversal of 20132416 is 61423102.

It can be written as a sum of positive squares in only one way, i.e., 10497600 + 9634816 = 3240^2 + 3104^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20132393 and 20132402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157221 + ... + 157348.

Almost surely, 2^20132416 is an apocalyptic number.

It is an amenable number.

20132416 is a deficient number, since it is larger than the sum of its proper divisors (19817974).

20132416 is an equidigital number, since it uses as much as digits as its factorization.

20132416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314581 (or 314571 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 20132416 is about 4486.9160901448. The cubic root of 20132416 is about 272.0394983009.

Adding to 20132416 its reverse (61423102), we get a palindrome (81555518).

The spelling of 20132416 in words is "twenty million, one hundred thirty-two thousand, four hundred sixteen".