1842495345 has 12 divisors (see below), whose sum is σ = 3193658676. Its totient is φ = 982664160.

The previous prime is 1842495331. The next prime is 1842495349. The reversal of 1842495345 is 5435942481.

It can be written as a sum of positive squares in 2 ways, for example, as 297769536 + 1544725809 = 17256^2 + 39303^2 .

It is not a de Polignac number, because 1842495345 - 2⁵ = 1842495313 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 40944341 = 1842495345 / (1 + 8 + 4 + 2 + 4 + 9 + 5 + 3 + 4 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 1842495345.

It is not an unprimeable number, because it can be changed into a prime (1842495349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20472126 + ... + 20472215.

It is an arithmetic number, because the mean of its divisors is an integer number (266138223).

Almost surely, 2^1842495345 is an apocalyptic number.

1842495345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1842495345 is a deficient number, since it is larger than the sum of its proper divisors (1351163331).

1842495345 is a wasteful number, since it uses less digits than its factorization.

1842495345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40944352 (or 40944349 counting only the distinct ones).

The product of its digits is 691200, while the sum is 45.

The square root of 1842495345 is about 42924.2978393357. The cubic root of 1842495345 is about 1225.9388266099.

The spelling of 1842495345 in words is "one billion, eight hundred forty-two million, four hundred ninety-five thousand, three hundred forty-five".