1914238 has 4 divisors (see below), whose sum is σ = 2871360. Its totient is φ = 957118.

The previous prime is 1914197. The next prime is 1914239. The reversal of 1914238 is 8324191.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1914239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 478558 + ... + 478561.

It is an arithmetic number, because the mean of its divisors is an integer number (717840).

2^1914238 is an apocalyptic number.

1914238 is a deficient number, since it is larger than the sum of its proper divisors (957122).

1914238 is an equidigital number, since it uses as much as digits as its factorization.

1914238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 957121.

The product of its digits is 1728, while the sum is 28.

The square root of 1914238 is about 1383.5599011246. The cubic root of 1914238 is about 124.1648431985.

The spelling of 1914238 in words is "one million, nine hundred fourteen thousand, two hundred thirty-eight".