20462246 has 16 divisors (see below), whose sum is σ = 35264544. Its totient is φ = 8722944.

The previous prime is 20462227. The next prime is 20462317. The reversal of 20462246 is 64226402.

It is a super-2 number, since 2×20462246² = 837407022729032, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1085 + ... + 6488.

It is an arithmetic number, because the mean of its divisors is an integer number (2204034).

Almost surely, 2^20462246 is an apocalyptic number.

20462246 is a deficient number, since it is larger than the sum of its proper divisors (14802298).

20462246 is a wasteful number, since it uses less digits than its factorization.

20462246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7775.

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 20462246 is about 4523.5214158883. The cubic root of 20462246 is about 273.5170689426.

Adding to 20462246 its reverse (64226402), we get a palindrome (84688648).

The spelling of 20462246 in words is "twenty million, four hundred sixty-two thousand, two hundred forty-six".