20966462 has 16 divisors (see below), whose sum is σ = 36115200. Its totient is φ = 9028440.

The previous prime is 20966461. The next prime is 20966479. The reversal of 20966462 is 26466902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20966461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24662 + ... + 25497.

It is an arithmetic number, because the mean of its divisors is an integer number (2257200).

Almost surely, 2^20966462 is an apocalyptic number.

20966462 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20966462 is a deficient number, since it is larger than the sum of its proper divisors (15148738).

20966462 is a wasteful number, since it uses less digits than its factorization.

20966462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50191.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 20966462 is about 4578.9149369692. The cubic root of 20966462 is about 275.7454682724.

It can be divided in two parts, 2096 and 6462, that added together give a palindrome (8558).

The spelling of 20966462 in words is "twenty million, nine hundred sixty-six thousand, four hundred sixty-two".