52406422 has 16 divisors (see below), whose sum is σ = 83215440. Its totient is φ = 24710112.

The previous prime is 52406401. The next prime is 52406447. The reversal of 52406422 is 22460425.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8013 + ... + 13000.

It is an arithmetic number, because the mean of its divisors is an integer number (5200965).

Almost surely, 2^52406422 is an apocalyptic number.

52406422 is a deficient number, since it is larger than the sum of its proper divisors (30809018).

52406422 is a wasteful number, since it uses less digits than its factorization.

52406422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21087.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 52406422 is about 7239.2279975147. The cubic root of 52406422 is about 374.2210128572.

Adding to 52406422 its reverse (22460425), we get a palindrome (74866847).

The spelling of 52406422 in words is "fifty-two million, four hundred six thousand, four hundred twenty-two".