222542475 has 24 divisors (see below), whose sum is σ = 370601280. Its totient is φ = 117829920.

The previous prime is 222542473. The next prime is 222542477. The reversal of 222542475 is 574245222.

It is an interprime number because it is at equal distance from previous prime (222542473) and next prime (222542477).

It is not a de Polignac number, because 222542475 - 2¹ = 222542473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222542473) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 249 + ... + 21098.

It is an arithmetic number, because the mean of its divisors is an integer number (15441720).

Almost surely, 2^222542475 is an apocalyptic number.

222542475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

222542475 is a deficient number, since it is larger than the sum of its proper divisors (148058805).

222542475 is a wasteful number, since it uses less digits than its factorization.

222542475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21499 (or 21494 counting only the distinct ones).

The product of its digits is 44800, while the sum is 33.

The square root of 222542475 is about 14917.8575874688. The cubic root of 222542475 is about 605.9976935725.

Adding to 222542475 its reverse (574245222), we get a palindrome (796787697).

The spelling of 222542475 in words is "two hundred twenty-two million, five hundred forty-two thousand, four hundred seventy-five".