1895022 has 32 divisors (see below), whose sum is σ = 4435200. Its totient is φ = 598104.

The previous prime is 1895017. The next prime is 1895027. The reversal of 1895022 is 2205981.

It is an interprime number because it is at equal distance from previous prime (1895017) and next prime (1895027).

It is a super-2 number, since 2×1895022² = 7182216760968, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1895027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103 + ... + 1949.

It is an arithmetic number, because the mean of its divisors is an integer number (138600).

2^1895022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1895022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2217600).

1895022 is an abundant number, since it is smaller than the sum of its proper divisors (2540178).

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

1895022 is a wasteful number, since it uses less digits than its factorization.

1895022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1877 (or 1871 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 1895022 is about 1376.5979805303. The cubic root of 1895022 is about 123.7479705820.

The spelling of 1895022 in words is "one million, eight hundred ninety-five thousand, twenty-two".