1914493 has 8 divisors (see below), whose sum is σ = 2263680. Its totient is φ = 1584240.

The previous prime is 1914487. The next prime is 1914499. The reversal of 1914493 is 3944191.

It is an interprime number because it is at equal distance from previous prime (1914487) and next prime (1914499).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-1914493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1914499) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4513 + ... + 4918.

It is an arithmetic number, because the mean of its divisors is an integer number (282960).

2^1914493 is an apocalyptic number.

It is an amenable number.

1914493 is a deficient number, since it is larger than the sum of its proper divisors (349187).

1914493 is an equidigital number, since it uses as much as digits as its factorization.

1914493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9467.

The product of its digits is 3888, while the sum is 31.

The square root of 1914493 is about 1383.6520516373. The cubic root of 1914493 is about 124.1703563808.

The spelling of 1914493 in words is "one million, nine hundred fourteen thousand, four hundred ninety-three".