20461162 has 4 divisors (see below), whose sum is σ = 30691746. Its totient is φ = 10230580.

The previous prime is 20461151. The next prime is 20461171. The reversal of 20461162 is 26116402.

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., 13111641 + 7349521 = 3621^2 + 2711^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5115289 + ... + 5115292.

Almost surely, 2^20461162 is an apocalyptic number.

20461162 is a deficient number, since it is larger than the sum of its proper divisors (10230584).

20461162 is a wasteful number, since it uses less digits than its factorization.

20461162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10230583.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 20461162 is about 4523.4015961442. The cubic root of 20461162 is about 273.5122389460.

Adding to 20461162 its reverse (26116402), we get a palindrome (46577564).

The spelling of 20461162 in words is "twenty million, four hundred sixty-one thousand, one hundred sixty-two".