526542 has 16 divisors (see below), whose sum is σ = 1062912. Its totient is φ = 173880.

The previous prime is 526531. The next prime is 526543. The reversal of 526542 is 245625.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (526543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 417 + ... + 1107.

It is an arithmetic number, because the mean of its divisors is an integer number (66432).

2⁵²⁶⁵⁴² is an apocalyptic number.

526542 is an abundant number, since it is smaller than the sum of its proper divisors (536370).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

526542 is a wasteful number, since it uses less digits than its factorization.

526542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 823.

The product of its digits is 2400, while the sum is 24.

The square root of 526542 is about 725.6321382078. The cubic root of 526542 is about 80.7503362745.

The spelling of 526542 in words is "five hundred twenty-six thousand, five hundred forty-two".