1052530 has 8 divisors (see below), whose sum is σ = 1894572. Its totient is φ = 421008.

The previous prime is 1052489. The next prime is 1052531. The reversal of 1052530 is 352501.

It can be written as a sum of positive squares in 2 ways, for example, as 938961 + 113569 = 969^2 + 337^2 .

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

It is a super-2 number, since 2×1052530² = 2215638801800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1052531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52617 + ... + 52636.

2^1052530 is an apocalyptic number.

1052530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1052530 is a deficient number, since it is larger than the sum of its proper divisors (842042).

1052530 is a wasteful number, since it uses less digits than its factorization.

1052530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105260.

The product of its (nonzero) digits is 150, while the sum is 16.

The square root of 1052530 is about 1025.9288474353. The cubic root of 1052530 is about 101.7212045765.

The spelling of 1052530 in words is "one million, fifty-two thousand, five hundred thirty".