417955 has 4 divisors (see below), whose sum is σ = 501552. Its totient is φ = 334360.

The previous prime is 417953. The next prime is 417959. The reversal of 417955 is 559714.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 559714 = 2 ⋅279857.

It is not a de Polignac number, because 417955 - 2¹ = 417953 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (417953) 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, 41791 + ... + 41800.

It is an arithmetic number, because the mean of its divisors is an integer number (125388).

2⁴¹⁷⁹⁵⁵ is an apocalyptic number.

417955 is a deficient number, since it is larger than the sum of its proper divisors (83597).

417955 is an equidigital number, since it uses as much as digits as its factorization.

417955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83596.

The product of its digits is 6300, while the sum is 31.

The square root of 417955 is about 646.4943928604. The cubic root of 417955 is about 74.7669804789.

The spelling of 417955 in words is "four hundred seventeen thousand, nine hundred fifty-five".