105054222 has 32 divisors (see below), whose sum is σ = 258596352. Its totient is φ = 27706464.

The previous prime is 105054221. The next prime is 105054233. The reversal of 105054222 is 222450501.

It is a happy number.

It is a super-2 number, since 2×105054222² = 22072779120050568, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105054221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95658 + ... + 96749.

It is an arithmetic number, because the mean of its divisors is an integer number (8081136).

Almost surely, 2^105054222 is an apocalyptic number.

105054222 is an abundant number, since it is smaller than the sum of its proper divisors (153542130).

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

105054222 is a wasteful number, since it uses less digits than its factorization.

105054222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192432.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 105054222 is about 10249.5961871676. The cubic root of 105054222 is about 471.8505912962.

The spelling of 105054222 in words is "one hundred five million, fifty-four thousand, two hundred twenty-two".