1914838 has 4 divisors (see below), whose sum is σ = 2872260. Its totient is φ = 957418.

The previous prime is 1914821. The next prime is 1914853. The reversal of 1914838 is 8384191.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8384191 = 79 ⋅106129.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 478708 + ... + 478711.

It is an arithmetic number, because the mean of its divisors is an integer number (718065).

2^1914838 is an apocalyptic number.

1914838 is a deficient number, since it is larger than the sum of its proper divisors (957422).

1914838 is an equidigital number, since it uses as much as digits as its factorization.

1914838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 957421.

The product of its digits is 6912, while the sum is 34.

The square root of 1914838 is about 1383.7767160926. The cubic root of 1914838 is about 124.1778146130.

The spelling of 1914838 in words is "one million, nine hundred fourteen thousand, eight hundred thirty-eight".