252408455 has 8 divisors (see below), whose sum is σ = 326189472. Its totient is φ = 186393888.

The previous prime is 252408451. The next prime is 252408461. The reversal of 252408455 is 554804252.

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

It is a cyclic number.

It is not a de Polignac number, because 252408455 - 2² = 252408451 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252408451) 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, 1941539 + ... + 1941668.

It is an arithmetic number, because the mean of its divisors is an integer number (40773684).

Almost surely, 2^252408455 is an apocalyptic number.

252408455 is a deficient number, since it is larger than the sum of its proper divisors (73781017).

252408455 is a wasteful number, since it uses less digits than its factorization.

252408455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3883225.

The product of its (nonzero) digits is 64000, while the sum is 35.

The square root of 252408455 is about 15887.3677807244. The cubic root of 252408455 is about 631.9770386026.

The spelling of 252408455 in words is "two hundred fifty-two million, four hundred eight thousand, four hundred fifty-five".