1845342 has 24 divisors (see below), whose sum is σ = 4147416. Its totient is φ = 614952.

The previous prime is 1845331. The next prime is 1845353. The reversal of 1845342 is 2435481.

It is an interprime number because it is at equal distance from previous prime (1845331) and next prime (1845353).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1413 + ... + 2384.

It is an arithmetic number, because the mean of its divisors is an integer number (172809).

2^1845342 is an apocalyptic number.

1845342 is an abundant number, since it is smaller than the sum of its proper divisors (2302074).

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

1845342 is an equidigital number, since it uses as much as digits as its factorization.

1845342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3814 (or 3802 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 1845342 is about 1358.4336568269. The cubic root of 1845342 is about 122.6569860167.

It can be divided in two parts, 1845 and 342, that added together give a 7-th power (2187 = 3⁷).

The spelling of 1845342 in words is "one million, eight hundred forty-five thousand, three hundred forty-two".