1914925 has 6 divisors (see below), whose sum is σ = 2374538. Its totient is φ = 1531920.

The previous prime is 1914923. The next prime is 1914947. The reversal of 1914925 is 5294191.

1914925 = 978² + 979².

It can be written as a sum of positive squares in 3 ways, for example, as 443556 + 1471369 = 666^2 + 1213^2 .

It is not a de Polignac number, because 1914925 - 2¹ = 1914923 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 (1914923) 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 5 ways as a sum of consecutive naturals, for example, 38274 + ... + 38323.

2^1914925 is an apocalyptic number.

1914925 is the 979-th centered square number.

It is an amenable number.

1914925 is a deficient number, since it is larger than the sum of its proper divisors (459613).

1914925 is an equidigital number, since it uses as much as digits as its factorization.

1914925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76607 (or 76602 counting only the distinct ones).

The product of its digits is 3240, while the sum is 31.

The square root of 1914925 is about 1383.8081514430. The cubic root of 1914925 is about 124.1796952432.

The spelling of 1914925 in words is "one million, nine hundred fourteen thousand, nine hundred twenty-five".