1914603834 has 64 divisors (see below), whose sum is σ = 4643831808. Its totient is φ = 518270400.

The previous prime is 1914603833. The next prime is 1914603851. The reversal of 1914603834 is 4383064191.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 1914603792 and 1914603801.

It is not an unprimeable number, because it can be changed into a prime (1914603833) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9394 + ... + 62589.

It is an arithmetic number, because the mean of its divisors is an integer number (72559872).

Almost surely, 2^1914603834 is an apocalyptic number.

1914603834 is an abundant number, since it is smaller than the sum of its proper divisors (2729227974).

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

1914603834 is a wasteful number, since it uses less digits than its factorization.

1914603834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72043.

The product of its (nonzero) digits is 62208, while the sum is 39.

The square root of 1914603834 is about 43756.1862369197. The cubic root of 1914603834 is about 1241.7275249503.

The spelling of 1914603834 in words is "one billion, nine hundred fourteen million, six hundred three thousand, eight hundred thirty-four".