20089826 has 4 divisors (see below), whose sum is σ = 30134742. Its totient is φ = 10044912.

The previous prime is 20089813. The next prime is 20089831. The reversal of 20089826 is 62898002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 12609601 + 7480225 = 3551^2 + 2735^2 .

It is a super-2 number, since 2×20089826² = 807202217420552, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5022455 + ... + 5022458.

Almost surely, 2^20089826 is an apocalyptic number.

20089826 is a deficient number, since it is larger than the sum of its proper divisors (10044916).

20089826 is a wasteful number, since it uses less digits than its factorization.

20089826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10044915.

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 20089826 is about 4482.1675559934. The cubic root of 20089826 is about 271.8475302497.

The spelling of 20089826 in words is "twenty million, eighty-nine thousand, eight hundred twenty-six".