105212262 has 32 divisors (see below), whose sum is σ = 213252480. Its totient is φ = 34603200.

The previous prime is 105212249. The next prime is 105212299. The reversal of 105212262 is 262212501.

It is a happy number.

It is a super-2 number, since 2×105212262² = 22139240150313288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 174762 + ... + 175362.

It is an arithmetic number, because the mean of its divisors is an integer number (6664140).

Almost surely, 2^105212262 is an apocalyptic number.

105212262 is an abundant number, since it is smaller than the sum of its proper divisors (108040218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105212262 is a wasteful number, since it uses less digits than its factorization.

105212262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 948.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 105212262 is about 10257.3028618638. The cubic root of 105212262 is about 472.0870847409.

Adding to 105212262 its reverse (262212501), we get a palindrome (367424763).

The spelling of 105212262 in words is "one hundred five million, two hundred twelve thousand, two hundred sixty-two".