1914225 has 12 divisors (see below), whose sum is σ = 3164976. Its totient is φ = 1020880.

The previous prime is 1914197. The next prime is 1914239. The reversal of 1914225 is 5224191.

It is not a de Polignac number, because 1914225 - 2⁷ = 1914097 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1914195 and 1914204.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12687 + ... + 12836.

It is an arithmetic number, because the mean of its divisors is an integer number (263748).

2^1914225 is an apocalyptic number.

1914225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1914225 is a deficient number, since it is larger than the sum of its proper divisors (1250751).

1914225 is a wasteful number, since it uses less digits than its factorization.

1914225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25536 (or 25531 counting only the distinct ones).

The product of its digits is 720, while the sum is 24.

The square root of 1914225 is about 1383.5552030909. Note that the first 3 decimals coincide. The cubic root of 1914225 is about 124.1645621212.

The spelling of 1914225 in words is "one million, nine hundred fourteen thousand, two hundred twenty-five".