1823413378 has 16 divisors (see below), whose sum is σ = 2822014080. Its totient is φ = 883177776.

The previous prime is 1823413369. The next prime is 1823413447. The reversal of 1823413378 is 8733143281.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1823413378.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100500 + ... + 117247.

It is an arithmetic number, because the mean of its divisors is an integer number (176375880).

Almost surely, 2^1823413378 is an apocalyptic number.

1823413378 is a deficient number, since it is larger than the sum of its proper divisors (998600702).

1823413378 is a wasteful number, since it uses less digits than its factorization.

1823413378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217881.

The product of its digits is 96768, while the sum is 40.

The square root of 1823413378 is about 42701.4446828207. Note that the first 3 decimals coincide. The cubic root of 1823413378 is about 1221.6919501236.

The spelling of 1823413378 in words is "one billion, eight hundred twenty-three million, four hundred thirteen thousand, three hundred seventy-eight".