524120222 has 4 divisors (see below), whose sum is σ = 786180336. Its totient is φ = 262060110.

The previous prime is 524120221. The next prime is 524120227. The reversal of 524120222 is 222021425.

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

It is a junction number, because it is equal to n+sod(n) for n = 524120194 and 524120203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (524120221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131030054 + ... + 131030057.

It is an arithmetic number, because the mean of its divisors is an integer number (196545084).

Almost surely, 2^524120222 is an apocalyptic number.

524120222 is a deficient number, since it is larger than the sum of its proper divisors (262060114).

524120222 is a wasteful number, since it uses less digits than its factorization.

524120222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262060113.

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 524120222 is about 22893.6720951445. The cubic root of 524120222 is about 806.2634491517.

Adding to 524120222 its reverse (222021425), we get a palindrome (746141647).

The spelling of 524120222 in words is "five hundred twenty-four million, one hundred twenty thousand, two hundred twenty-two".