1530242 has 8 divisors (see below), whose sum is σ = 2623296. Its totient is φ = 655812.

The previous prime is 1530233. The next prime is 1530281. The reversal of 1530242 is 2420351.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1530242.

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, 54638 + ... + 54665.

It is an arithmetic number, because the mean of its divisors is an integer number (327912).

2^1530242 is an apocalyptic number.

1530242 is a deficient number, since it is larger than the sum of its proper divisors (1093054).

1530242 is a wasteful number, since it uses less digits than its factorization.

1530242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109312.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 1530242 is about 1237.0295065195. The cubic root of 1530242 is about 115.2356102135.

Adding to 1530242 its reverse (2420351), we get a palindrome (3950593).

The spelling of 1530242 in words is "one million, five hundred thirty thousand, two hundred forty-two".