245475 has 18 divisors (see below), whose sum is σ = 440076. Its totient is φ = 130800.

The previous prime is 245473. The next prime is 245477. The reversal of 245475 is 574542.

It is an interprime number because it is at equal distance from previous prime (245473) and next prime (245477).

It is not a de Polignac number, because 245475 - 2¹ = 245473 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 245475.

It is not an unprimeable number, because it can be changed into a prime (245471) 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 17 ways as a sum of consecutive naturals, for example, 321 + ... + 770.

2²⁴⁵⁴⁷⁵ is an apocalyptic number.

245475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

245475 is a deficient number, since it is larger than the sum of its proper divisors (194601).

245475 is a wasteful number, since it uses less digits than its factorization.

245475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1107 (or 1099 counting only the distinct ones).

The product of its digits is 5600, while the sum is 27.

The square root of 245475 is about 495.4543369474. The cubic root of 245475 is about 62.6136598444.

The spelling of 245475 in words is "two hundred forty-five thousand, four hundred seventy-five".