52403222 has 8 divisors (see below), whose sum is σ = 78757272. Its totient is φ = 26150800.

The previous prime is 52403213. The next prime is 52403243. The reversal of 52403222 is 22230425.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 52403194 and 52403203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24104 + ... + 26187.

It is an arithmetic number, because the mean of its divisors is an integer number (9844659).

Almost surely, 2^52403222 is an apocalyptic number.

52403222 is a deficient number, since it is larger than the sum of its proper divisors (26354050).

52403222 is a wasteful number, since it uses less digits than its factorization.

52403222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50814.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 52403222 is about 7239.0069760983. The cubic root of 52403222 is about 374.2133959051.

Adding to 52403222 its reverse (22230425), we get a palindrome (74633647).

It can be divided in two parts, 52403 and 222, that added together give a palindrome (52625).

The spelling of 52403222 in words is "fifty-two million, four hundred three thousand, two hundred twenty-two".