485620258 has 4 divisors (see below), whose sum is σ = 728430390. Its totient is φ = 242810128.

The previous prime is 485620253. The next prime is 485620271. The reversal of 485620258 is 852026584.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 316021729 + 169598529 = 17777^2 + 13023^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 485620258.

It is not an unprimeable number, because it can be changed into a prime (485620253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121405063 + ... + 121405066.

Almost surely, 2^485620258 is an apocalyptic number.

485620258 is a deficient number, since it is larger than the sum of its proper divisors (242810132).

485620258 is a wasteful number, since it uses less digits than its factorization.

485620258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242810131.

The product of its (nonzero) digits is 153600, while the sum is 40.

The square root of 485620258 is about 22036.7932785149. The cubic root of 485620258 is about 786.0175900947.

The spelling of 485620258 in words is "four hundred eighty-five million, six hundred twenty thousand, two hundred fifty-eight".