245534 has 8 divisors (see below), whose sum is σ = 370440. Its totient is φ = 122056.

The previous prime is 245533. The next prime is 245561. The reversal of 245534 is 435542.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 377 + ... + 795.

It is an arithmetic number, because the mean of its divisors is an integer number (46305).

2²⁴⁵⁵³⁴ is an apocalyptic number.

245534 is a deficient number, since it is larger than the sum of its proper divisors (124906).

245534 is a wasteful number, since it uses less digits than its factorization.

245534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 714.

The product of its digits is 2400, while the sum is 23.

The square root of 245534 is about 495.5138746796. The cubic root of 245534 is about 62.6186758474.

The spelling of 245534 in words is "two hundred forty-five thousand, five hundred thirty-four".