1530002 has 8 divisors (see below), whose sum is σ = 2332812. Its totient is φ = 752400.

The previous prime is 1529989. The next prime is 1530019. The reversal of 1530002 is 2000351.

It can be written as a sum of positive squares in 2 ways, for example, as 1515361 + 14641 = 1231^2 + 121^2 .

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

It is a super-2 number, since 2×1530002² = 4681812240008, which contains 22 as substring.

It is an Ulam 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, 6149 + ... + 6392.

2^1530002 is an apocalyptic number.

1530002 is a deficient number, since it is larger than the sum of its proper divisors (802810).

1530002 is a wasteful number, since it uses less digits than its factorization.

1530002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12604.

The product of its (nonzero) digits is 30, while the sum is 11.

The square root of 1530002 is about 1236.9324961371. The cubic root of 1530002 is about 115.2295854600.

Adding to 1530002 its reverse (2000351), we get a palindrome (3530353).

The spelling of 1530002 in words is "one million, five hundred thirty thousand, two".