20965262 has 4 divisors (see below), whose sum is σ = 31447896. Its totient is φ = 10482630.

The previous prime is 20965253. The next prime is 20965271. The reversal of 20965262 is 26256902.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (20965253) and next prime (20965271).

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 5241314 + ... + 5241317.

It is an arithmetic number, because the mean of its divisors is an integer number (7861974).

Almost surely, 2^20965262 is an apocalyptic number.

20965262 is a deficient number, since it is larger than the sum of its proper divisors (10482634).

20965262 is a wasteful number, since it uses less digits than its factorization.

20965262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10482633.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 20965262 is about 4578.7838996834. The cubic root of 20965262 is about 275.7402074758.

The spelling of 20965262 in words is "twenty million, nine hundred sixty-five thousand, two hundred sixty-two".