245676 has 24 divisors (see below), whose sum is σ = 584640. Its totient is φ = 80272.

The previous prime is 245671. The next prime is 245681. The reversal of 245676 is 676542.

It is an interprime number because it is at equal distance from previous prime (245671) and next prime (245681).

It is a d-powerful number, because it can be written as 2¹⁷ + 4⁸ + 6 + 5 + 7⁴ + 6⁶ .

It is a nialpdrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (245671) 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 7 ways as a sum of consecutive naturals, for example, 535 + ... + 881.

It is an arithmetic number, because the mean of its divisors is an integer number (24360).

245676 is a Friedman number, since it can be written as (5*4^6-7)*6*2, using all its digits and the basic arithmetic operations.

2²⁴⁵⁶⁷⁶ is an apocalyptic number.

It is an amenable number.

245676 is an abundant number, since it is smaller than the sum of its proper divisors (338964).

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

245676 is a wasteful number, since it uses less digits than its factorization.

245676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413 (or 411 counting only the distinct ones).

The product of its digits is 10080, while the sum is 30.

The square root of 245676 is about 495.6571395632. The cubic root of 245676 is about 62.6307449680.

The spelling of 245676 in words is "two hundred forty-five thousand, six hundred seventy-six".