20537096 has 16 divisors (see below), whose sum is σ = 38567340. Its totient is φ = 10252480.

The previous prime is 20537093. The next prime is 20537113. The reversal of 20537096 is 69073502.

It can be written as a sum of positive squares in 2 ways, for example, as 20160100 + 376996 = 4490^2 + 614^2 .

It is a super-2 number, since 2×20537096² = 843544624226432, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20537093) 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, 4766 + ... + 7986.

Almost surely, 2^20537096 is an apocalyptic number.

It is an amenable number.

20537096 is a deficient number, since it is larger than the sum of its proper divisors (18030244).

20537096 is a wasteful number, since it uses less digits than its factorization.

20537096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4024 (or 4020 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 32.

The square root of 20537096 is about 4531.7872853875. The cubic root of 20537096 is about 273.8501676065.

The spelling of 20537096 in words is "twenty million, five hundred thirty-seven thousand, ninety-six".