20772062 has 16 divisors (see below), whose sum is σ = 34130160. Its totient is φ = 9437568.

The previous prime is 20772061. The next prime is 20772067. The reversal of 20772062 is 26027702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20772061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9548 + ... + 11519.

It is an arithmetic number, because the mean of its divisors is an integer number (2133135).

Almost surely, 2^20772062 is an apocalyptic number.

20772062 is a deficient number, since it is larger than the sum of its proper divisors (13358098).

20772062 is a wasteful number, since it uses less digits than its factorization.

20772062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21115.

The product of its (nonzero) digits is 2352, while the sum is 26.

The square root of 20772062 is about 4557.6377653341. The cubic root of 20772062 is about 274.8905878798.

Adding to 20772062 its reverse (26027702), we get a palindrome (46799764).

The spelling of 20772062 in words is "twenty million, seven hundred seventy-two thousand, sixty-two".