245469 has 8 divisors (see below), whose sum is σ = 374080. Its totient is φ = 140256.

The previous prime is 245437. The next prime is 245471. The reversal of 245469 is 964542.

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

It is not a de Polignac number, because 245469 - 2⁵ = 245437 is a prime.

It is a super-2 number, since 2×245469² = 120510059922, which contains 22 as substring.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 245469.

It is not an unprimeable number, because it can be changed into a prime (245419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5824 + ... + 5865.

It is an arithmetic number, because the mean of its divisors is an integer number (46760).

2²⁴⁵⁴⁶⁹ is an apocalyptic number.

It is an amenable number.

245469 is a deficient number, since it is larger than the sum of its proper divisors (128611).

245469 is a wasteful number, since it uses less digits than its factorization.

245469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11699.

The product of its digits is 8640, while the sum is 30.

The square root of 245469 is about 495.4482818620. The cubic root of 245469 is about 62.6131496974.

The spelling of 245469 in words is "two hundred forty-five thousand, four hundred sixty-nine".