245607 has 4 divisors (see below), whose sum is σ = 327480. Its totient is φ = 163736.

The previous prime is 245593. The next prime is 245621. The reversal of 245607 is 706542.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (245593) and next prime (245621).

It is a cyclic number.

It is not a de Polignac number, because 245607 - 2⁴ = 245591 is a prime.

It is a D-number.

245607 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245627) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40932 + ... + 40937.

It is an arithmetic number, because the mean of its divisors is an integer number (81870).

2²⁴⁵⁶⁰⁷ is an apocalyptic number.

245607 is a deficient number, since it is larger than the sum of its proper divisors (81873).

245607 is an equidigital number, since it uses as much as digits as its factorization.

245607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81872.

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 245607 is about 495.5875301095. The cubic root of 245607 is about 62.6248809763.

The spelling of 245607 in words is "two hundred forty-five thousand, six hundred seven".