1914865 has 8 divisors (see below), whose sum is σ = 2397888. Its totient is φ = 1465200.

The previous prime is 1914853. The next prime is 1914883. The reversal of 1914865 is 5684191.

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

It is not a de Polignac number, because 1914865 - 2¹³ = 1906673 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1914865.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8211 + ... + 8440.

It is an arithmetic number, because the mean of its divisors is an integer number (299736).

2^1914865 is an apocalyptic number.

It is an amenable number.

1914865 is a deficient number, since it is larger than the sum of its proper divisors (483023).

1914865 is a wasteful number, since it uses less digits than its factorization.

1914865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16679.

The product of its digits is 8640, while the sum is 34.

The square root of 1914865 is about 1383.7864719674. The cubic root of 1914865 is about 124.1783982629.

It can be divided in two parts, 19 and 14865, that added together give a square (14884 = 122²).

The spelling of 1914865 in words is "one million, nine hundred fourteen thousand, eight hundred sixty-five".