408425263 has 8 divisors (see below), whose sum is σ = 410411232. Its totient is φ = 406444896.

The previous prime is 408425257. The next prime is 408425267. The reversal of 408425263 is 362524804.

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 408425263 - 2¹⁷ = 408294191 is a prime.

It is a super-2 number, since 2×408425263² = 333622390913238338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (408425267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220206 + ... + 222052.

It is an arithmetic number, because the mean of its divisors is an integer number (51301404).

Almost surely, 2^408425263 is an apocalyptic number.

408425263 is a deficient number, since it is larger than the sum of its proper divisors (1985969).

408425263 is a wasteful number, since it uses less digits than its factorization.

408425263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2801.

The product of its (nonzero) digits is 46080, while the sum is 34.

The square root of 408425263 is about 20209.5339629592. The cubic root of 408425263 is about 741.9435535849.

The spelling of 408425263 in words is "four hundred eight million, four hundred twenty-five thousand, two hundred sixty-three".