5522157 has 6 divisors (see below), whose sum is σ = 7976462.
Its totient is φ = 3681432.
The previous prime is 5522137. The next prime is 5522173. The reversal of 5522157 is 7512255.
It can be divided in two parts, 55221 and 57, that added together give a triangular number (55278 = T332).
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 5517801 + 4356 = 2349^2 + 66^2
It is not a de Polignac number, because 5522157 - 27 = 5522029 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 5522157.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5522117) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 306778 + ... + 306795.
Almost surely, 25522157 is an apocalyptic number.
It is an amenable number.
5522157 is a deficient number, since it is larger than the sum of its proper divisors (2454305).
5522157 is a wasteful number, since it uses less digits than its factorization.
5522157 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 613579 (or 613576 counting only the distinct ones).
The product of its digits is 3500, while the sum is 27.
The square root of 5522157 is about 2349.9270201434.
The cubic root of 5522157 is about 176.7541353188.
The spelling of 5522157 in words is "five million, five hundred twenty-two thousand, one hundred fifty-seven".