142632625 has 8 divisors (see below), whose sum is σ = 178005672. Its totient is φ = 114106000.

The previous prime is 142632619. The next prime is 142632631. The reversal of 142632625 is 526236241.

It is an interprime number because it is at equal distance from previous prime (142632619) and next prime (142632631).

It can be written as a sum of positive squares in 4 ways, for example, as 40056241 + 102576384 = 6329^2 + 10128^2 .

It is not a de Polignac number, because 142632625 - 2³ = 142632617 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 570406 + ... + 570655.

It is an arithmetic number, because the mean of its divisors is an integer number (22250709).

Almost surely, 2^142632625 is an apocalyptic number.

It is an amenable number.

142632625 is a deficient number, since it is larger than the sum of its proper divisors (35373047).

142632625 is an equidigital number, since it uses as much as digits as its factorization.

142632625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1141076 (or 1141066 counting only the distinct ones).

The product of its digits is 17280, while the sum is 31.

The square root of 142632625 is about 11942.8901443495. The cubic root of 142632625 is about 522.4839551554.

Adding to 142632625 its reverse (526236241), we get a palindrome (668868866).

The spelling of 142632625 in words is "one hundred forty-two million, six hundred thirty-two thousand, six hundred twenty-five".