1842268469 has 4 divisors (see below), whose sum is σ = 1844300544. Its totient is φ = 1840236396.

The previous prime is 1842268459. The next prime is 1842268487. The reversal of 1842268469 is 9648622481.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1842268469 is a prime.

It is a super-2 number, since 2×1842268469² = 6787906223743207922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1842268459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1014677 + ... + 1016490.

It is an arithmetic number, because the mean of its divisors is an integer number (461075136).

Almost surely, 2^1842268469 is an apocalyptic number.

It is an amenable number.

1842268469 is a deficient number, since it is larger than the sum of its proper divisors (2032075).

1842268469 is an equidigital number, since it uses as much as digits as its factorization.

1842268469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2032074.

The product of its digits is 1327104, while the sum is 50.

The square root of 1842268469 is about 42921.6550123594. The cubic root of 1842268469 is about 1225.8885058108. Note that the first 3 decimals are identical.

The spelling of 1842268469 in words is "one billion, eight hundred forty-two million, two hundred sixty-eight thousand, four hundred sixty-nine".