52222262 has 4 divisors (see below), whose sum is σ = 78333396. Its totient is φ = 26111130.

The previous prime is 52222237. The next prime is 52222271. The reversal of 52222262 is 26222225.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13055564 + ... + 13055567.

It is an arithmetic number, because the mean of its divisors is an integer number (19583349).

Almost surely, 2^52222262 is an apocalyptic number.

52222262 is a deficient number, since it is larger than the sum of its proper divisors (26111134).

52222262 is a wasteful number, since it uses less digits than its factorization.

52222262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26111133.

The product of its digits is 1920, while the sum is 23.

The square root of 52222262 is about 7226.4972151105. The cubic root of 52222262 is about 373.7821517215.

Adding to 52222262 its reverse (26222225), we get a palindrome (78444487).

The spelling of 52222262 in words is "fifty-two million, two hundred twenty-two thousand, two hundred sixty-two".