1630341 has 8 divisors (see below), whose sum is σ = 2415360. Its totient is φ = 1086876.

The previous prime is 1630303. The next prime is 1630357. The reversal of 1630341 is 1430361.

1630341 is a `hidden beast` number, since 1 + 630 + 34 + 1 = 666.

It is not a de Polignac number, because 1630341 - 2¹⁰ = 1629317 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1630361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30165 + ... + 30218.

It is an arithmetic number, because the mean of its divisors is an integer number (301920).

2^1630341 is an apocalyptic number.

It is an amenable number.

1630341 is a deficient number, since it is larger than the sum of its proper divisors (785019).

1630341 is an equidigital number, since it uses as much as digits as its factorization.

1630341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60392 (or 60386 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1630341 is about 1276.8480724033. The cubic root of 1630341 is about 117.6953984342.

The spelling of 1630341 in words is "one million, six hundred thirty thousand, three hundred forty-one".