1530634 has 8 divisors (see below), whose sum is σ = 2623968. Its totient is φ = 655980.

The previous prime is 1530631. The next prime is 1530647. The reversal of 1530634 is 4360351.

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

It is not an unprimeable number, because it can be changed into a prime (1530631) 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 3 ways as a sum of consecutive naturals, for example, 54652 + ... + 54679.

It is an arithmetic number, because the mean of its divisors is an integer number (327996).

2^1530634 is an apocalyptic number.

1530634 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1530634 is a deficient number, since it is larger than the sum of its proper divisors (1093334).

1530634 is a wasteful number, since it uses less digits than its factorization.

1530634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109340.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 1530634 is about 1237.1879404521. The cubic root of 1530634 is about 115.2454492896.

Adding to 1530634 its reverse (4360351), we get a palindrome (5890985).

The spelling of 1530634 in words is "one million, five hundred thirty thousand, six hundred thirty-four".