20211046 has 8 divisors (see below), whose sum is σ = 30430080. Its totient is φ = 10067688.

The previous prime is 20211031. The next prime is 20211077. The reversal of 20211046 is 64011202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-4 number, since 4×20211046⁴ (a number of 30 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18246 + ... + 19321.

It is an arithmetic number, because the mean of its divisors is an integer number (3803760).

Almost surely, 2^20211046 is an apocalyptic number.

20211046 is a deficient number, since it is larger than the sum of its proper divisors (10219034).

20211046 is a wasteful number, since it uses less digits than its factorization.

20211046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37838.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 20211046 is about 4495.6696942725. The cubic root of 20211046 is about 272.3932011416.

Adding to 20211046 its reverse (64011202), we get a palindrome (84222248).

The spelling of 20211046 in words is "twenty million, two hundred eleven thousand, forty-six".