52226412 has 48 divisors (see below), whose sum is σ = 141910272. Its totient is φ = 14639040.

The previous prime is 52226407. The next prime is 52226423. The reversal of 52226412 is 21462225.

It is a happy number.

It is a super-2 number, since 2×52226412² = 5455196220787488, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1414 + ... + 10317.

It is an arithmetic number, because the mean of its divisors is an integer number (2956464).

Almost surely, 2^52226412 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52226412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70955136).

52226412 is an abundant number, since it is smaller than the sum of its proper divisors (89683860).

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

52226412 is a wasteful number, since it uses less digits than its factorization.

52226412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11798 (or 11796 counting only the distinct ones).

The product of its digits is 1920, while the sum is 24.

The square root of 52226412 is about 7226.7843471353. The cubic root of 52226412 is about 373.7920527023.

Adding to 52226412 its reverse (21462225), we get a palindrome (73688637).

The spelling of 52226412 in words is "fifty-two million, two hundred twenty-six thousand, four hundred twelve".