415469 has 2 divisors, whose sum is σ = 415470. Its totient is φ = 415468.

The previous prime is 415447. The next prime is 415477. The reversal of 415469 is 964514.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 289444 + 126025 = 538^2 + 355^2 .

It is a cyclic number.

It is not a de Polignac number, because 415469 - 2⁸ = 415213 is a prime.

It is a super-2 number, since 2×415469² = 345228979922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (415409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 207734 + 207735.

It is an arithmetic number, because the mean of its divisors is an integer number (207735).

2⁴¹⁵⁴⁶⁹ is an apocalyptic number.

It is an amenable number.

415469 is a deficient number, since it is larger than the sum of its proper divisors (1).

415469 is an equidigital number, since it uses as much as digits as its factorization.

415469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 29.

The square root of 415469 is about 644.5688481458. The cubic root of 415469 is about 74.6184473782.

The spelling of 415469 in words is "four hundred fifteen thousand, four hundred sixty-nine".