605162257 has 4 divisors (see below), whose sum is σ = 691614016. Its totient is φ = 518710500.

The previous prime is 605162237. The next prime is 605162281. The reversal of 605162257 is 752261506.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 605162257 - 2¹⁵ = 605129489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (605162237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43225869 + ... + 43225882.

It is an arithmetic number, because the mean of its divisors is an integer number (172903504).

Almost surely, 2^605162257 is an apocalyptic number.

It is an amenable number.

605162257 is a deficient number, since it is larger than the sum of its proper divisors (86451759).

605162257 is an equidigital number, since it uses as much as digits as its factorization.

605162257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86451758.

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 605162257 is about 24600.0458739410. The cubic root of 605162257 is about 845.8446589428.

The spelling of 605162257 in words is "six hundred five million, one hundred sixty-two thousand, two hundred fifty-seven".