1854522 has 32 divisors (see below), whose sum is σ = 4196160. Its totient is φ = 606960.

The previous prime is 1854497. The next prime is 1854527. The reversal of 1854522 is 2254581.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1854527) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3013 + ... + 3575.

It is an arithmetic number, because the mean of its divisors is an integer number (131130).

2^1854522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1854522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2098080).

1854522 is an abundant number, since it is smaller than the sum of its proper divisors (2341638).

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

1854522 is a wasteful number, since it uses less digits than its factorization.

1854522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 635 (or 629 counting only the distinct ones).

The product of its digits is 3200, while the sum is 27.

The square root of 1854522 is about 1361.8083565612. The cubic root of 1854522 is about 122.8600430694.

1854522 divided by its sum of digits (27) gives a palindrome (68686).

The spelling of 1854522 in words is "one million, eight hundred fifty-four thousand, five hundred twenty-two".