20268362 has 4 divisors (see below), whose sum is σ = 30402546. Its totient is φ = 10134180.

The previous prime is 20268331. The next prime is 20268373. The reversal of 20268362 is 26386202.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 26386202 = 2 ⋅13193101.

It can be written as a sum of positive squares in only one way, i.e., 16654561 + 3613801 = 4081^2 + 1901^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5067089 + ... + 5067092.

Almost surely, 2^20268362 is an apocalyptic number.

20268362 is a deficient number, since it is larger than the sum of its proper divisors (10134184).

20268362 is a wasteful number, since it uses less digits than its factorization.

20268362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10134183.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 20268362 is about 4502.0397599310. The cubic root of 20268362 is about 272.6504491430.

The spelling of 20268362 in words is "twenty million, two hundred sixty-eight thousand, three hundred sixty-two".