252480705 has 8 divisors (see below), whose sum is σ = 403969152. Its totient is φ = 134656368.

The previous prime is 252480691. The next prime is 252480713. The reversal of 252480705 is 507084252.

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

It is not a de Polignac number, because 252480705 - 2⁴ = 252480689 is a prime.

It is a Curzon 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, 8416009 + ... + 8416038.

It is an arithmetic number, because the mean of its divisors is an integer number (50496144).

Almost surely, 2^252480705 is an apocalyptic number.

It is an amenable number.

252480705 is a deficient number, since it is larger than the sum of its proper divisors (151488447).

252480705 is a wasteful number, since it uses less digits than its factorization.

252480705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16832055.

The product of its (nonzero) digits is 22400, while the sum is 33.

The square root of 252480705 is about 15889.6414371124. The cubic root of 252480705 is about 632.0373323899.

The spelling of 252480705 in words is "two hundred fifty-two million, four hundred eighty thousand, seven hundred five".