5220156 has 24 divisors (see below), whose sum is σ = 12897360. Its totient is φ = 1637632.

The previous prime is 5220151. The next prime is 5220167. The reversal of 5220156 is 6510225.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5220151) 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, 12591 + ... + 12998.

It is an arithmetic number, because the mean of its divisors is an integer number (537390).

Almost surely, 2^5220156 is an apocalyptic number.

It is an amenable number.

5220156 is an abundant number, since it is smaller than the sum of its proper divisors (7677204).

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

5220156 is a wasteful number, since it uses less digits than its factorization.

5220156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25613 (or 25611 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 5220156 is about 2284.7660711767. The cubic root of 5220156 is about 173.4713775394.

The spelling of 5220156 in words is "five million, two hundred twenty thousand, one hundred fifty-six".