1905230 has 8 divisors (see below), whose sum is σ = 3429432. Its totient is φ = 762088.

The previous prime is 1905199. The next prime is 1905247. The reversal of 1905230 is 325091.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95252 + ... + 95271.

It is an arithmetic number, because the mean of its divisors is an integer number (428679).

2^1905230 is an apocalyptic number.

1905230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1905230 is a deficient number, since it is larger than the sum of its proper divisors (1524202).

1905230 is a wasteful number, since it uses less digits than its factorization.

1905230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190530.

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 1905230 is about 1380.3006918784. The cubic root of 1905230 is about 123.9697723753.

The spelling of 1905230 in words is "one million, nine hundred five thousand, two hundred thirty".