1834473047 has 16 divisors (see below), whose sum is σ = 2146331520. Its totient is φ = 1550109600.

The previous prime is 1834473023. The next prime is 1834473089. The reversal of 1834473047 is 7403744381.

It is a cyclic number.

It is not a de Polignac number, because 1834473047 - 2⁸ = 1834472791 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1834472995 and 1834473013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1834473847) 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, 71729 + ... + 93882.

It is an arithmetic number, because the mean of its divisors is an integer number (134145720).

Almost surely, 2^1834473047 is an apocalyptic number.

1834473047 is a deficient number, since it is larger than the sum of its proper divisors (311858473).

1834473047 is a wasteful number, since it uses less digits than its factorization.

1834473047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165694.

The product of its (nonzero) digits is 225792, while the sum is 41.

The square root of 1834473047 is about 42830.7488493956. The cubic root of 1834473047 is about 1224.1569758855.

The spelling of 1834473047 in words is "one billion, eight hundred thirty-four million, four hundred seventy-three thousand, forty-seven".