20964962 has 8 divisors (see below), whose sum is σ = 31467216. Its totient is φ = 10475892.

The previous prime is 20964947. The next prime is 20964967. The reversal of 20964962 is 26946902.

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

It is a super-2 number, since 2×20964962² = 879059263322888, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20964967) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3413 + ... + 7319.

It is an arithmetic number, because the mean of its divisors is an integer number (3933402).

Almost surely, 2^20964962 is an apocalyptic number.

20964962 is a deficient number, since it is larger than the sum of its proper divisors (10502254).

20964962 is a wasteful number, since it uses less digits than its factorization.

20964962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6592.

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 20964962 is about 4578.7511397760. The cubic root of 20964962 is about 275.7388922453.

The spelling of 20964962 in words is "twenty million, nine hundred sixty-four thousand, nine hundred sixty-two".