245526 has 16 divisors (see below), whose sum is σ = 496128. Its totient is φ = 81000.

The previous prime is 245521. The next prime is 245527. The reversal of 245526 is 625542.

It is a junction number, because it is equal to n+sod(n) for n = 245496 and 245505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245521) by changing a digit.

245526 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 771 + ... + 1041.

It is an arithmetic number, because the mean of its divisors is an integer number (31008).

2²⁴⁵⁵²⁶ is an apocalyptic number.

245526 is an abundant number, since it is smaller than the sum of its proper divisors (250602).

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

245526 is a wasteful number, since it uses less digits than its factorization.

245526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427.

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

The square root of 245526 is about 495.5058021860. The cubic root of 245526 is about 62.6179957585.

The spelling of 245526 in words is "two hundred forty-five thousand, five hundred twenty-six".