1914874838 has 16 divisors (see below), whose sum is σ = 2987292480. Its totient is φ = 919766016.

The previous prime is 1914874817. The next prime is 1914874873. The reversal of 1914874838 is 8384784191.

It is a happy number.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 1914874838.

It is a congruent number.

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, 157931 + ... + 169622.

It is an arithmetic number, because the mean of its divisors is an integer number (186705780).

Almost surely, 2^1914874838 is an apocalyptic number.

1914874838 is a deficient number, since it is larger than the sum of its proper divisors (1072417642).

1914874838 is a wasteful number, since it uses less digits than its factorization.

1914874838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327671.

The product of its digits is 1548288, while the sum is 53.

The square root of 1914874838 is about 43759.2828780363. The cubic root of 1914874838 is about 1241.7861092631.

The spelling of 1914874838 in words is "one billion, nine hundred fourteen million, eight hundred seventy-four thousand, eight hundred thirty-eight".