242625 has 16 divisors (see below), whose sum is σ = 404352. Its totient is φ = 129200.

The previous prime is 242621. The next prime is 242629. The reversal of 242625 is 526242.

It is an interprime number because it is at equal distance from previous prime (242621) and next prime (242629).

It is not a de Polignac number, because 242625 - 2² = 242621 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 242625.

It is not an unprimeable number, because it can be changed into a prime (242621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52 + ... + 698.

It is an arithmetic number, because the mean of its divisors is an integer number (25272).

2²⁴²⁶²⁵ is an apocalyptic number.

242625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

242625 is a deficient number, since it is larger than the sum of its proper divisors (161727).

242625 is an equidigital number, since it uses as much as digits as its factorization.

242625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665 (or 655 counting only the distinct ones).

The product of its digits is 960, while the sum is 21.

The square root of 242625 is about 492.5697920092. The cubic root of 242625 is about 62.3703981060.

Adding to 242625 its reverse (526242), we get a palindrome (768867).

The spelling of 242625 in words is "two hundred forty-two thousand, six hundred twenty-five".