1914273 has 10 divisors (see below), whose sum is σ = 2859714. Its totient is φ = 1276128.

The previous prime is 1914259. The next prime is 1914323. The reversal of 1914273 is 3724191.

It can be written as a sum of positive squares in only one way, i.e., 1871424 + 42849 = 1368^2 + 207^2 .

It is not a de Polignac number, because 1914273 - 2¹² = 1910177 is a prime.

It is a super-2 number, since 2×1914273² = 7328882237058, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1914673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 11736 + ... + 11897.

2^1914273 is an apocalyptic number.

It is an amenable number.

1914273 is a deficient number, since it is larger than the sum of its proper divisors (945441).

1914273 is an equidigital number, since it uses as much as digits as its factorization.

1914273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23645 (or 23636 counting only the distinct ones).

The product of its digits is 1512, while the sum is 27.

The square root of 1914273 is about 1383.5725495976. The cubic root of 1914273 is about 124.1655999388.

It can be divided in two parts, 1914 and 273, that added together give a 7-th power (2187 = 3⁷).

The spelling of 1914273 in words is "one million, nine hundred fourteen thousand, two hundred seventy-three".