5222406 has 16 divisors (see below), whose sum is σ = 11937024. Its totient is φ = 1492104.

The previous prime is 5222401. The next prime is 5222411. The reversal of 5222406 is 6042225.

Added to its reverse (6042225) it gives a triangular number (11264631 = T₄₇₄₆).

It is an interprime number because it is at equal distance from previous prime (5222401) and next prime (5222411).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5222401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62130 + ... + 62213.

It is an arithmetic number, because the mean of its divisors is an integer number (746064).

Almost surely, 2^5222406 is an apocalyptic number.

5222406 is an abundant number, since it is smaller than the sum of its proper divisors (6714618).

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

5222406 is a wasteful number, since it uses less digits than its factorization.

5222406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124355.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 5222406 is about 2285.2584098959. The cubic root of 5222406 is about 173.4962972631.

Adding to 5222406 its reverse (6042225), we get a triangular number (11264631 = T₄₇₄₆).

The spelling of 5222406 in words is "five million, two hundred twenty-two thousand, four hundred six".