1528534 has 32 divisors (see below), whose sum is σ = 2820096. Its totient is φ = 607200.

The previous prime is 1528529. The next prime is 1528537. The reversal of 1528534 is 4358251.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1528537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15084 + ... + 15184.

It is an arithmetic number, because the mean of its divisors is an integer number (88128).

2^1528534 is an apocalyptic number.

1528534 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1528534 is a deficient number, since it is larger than the sum of its proper divisors (1291562).

1528534 is a wasteful number, since it uses less digits than its factorization.

1528534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180.

The product of its digits is 4800, while the sum is 28.

The square root of 1528534 is about 1236.3389502883. The cubic root of 1528534 is about 115.1927203315.

It can be divided in two parts, 15285 and 34, that multiplied together give a triangular number (519690 = T₁₀₁₉).

The spelling of 1528534 in words is "one million, five hundred twenty-eight thousand, five hundred thirty-four".