2905465 has 8 divisors (see below), whose sum is σ = 3571848. Its totient is φ = 2267520.

The previous prime is 2905459. The next prime is 2905471. The reversal of 2905465 is 5645092.

It is an interprime number because it is at equal distance from previous prime (2905459) and next prime (2905471).

It can be written as a sum of positive squares in 4 ways, for example, as 173056 + 2732409 = 416^2 + 1653^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2905465 - 2⁵ = 2905433 is a prime.

It is a Duffinian number.

2905465 is a lucky number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6882 + ... + 7291.

It is an arithmetic number, because the mean of its divisors is an integer number (446481).

2^2905465 is an apocalyptic number.

It is an amenable number.

2905465 is a deficient number, since it is larger than the sum of its proper divisors (666383).

2905465 is a wasteful number, since it uses less digits than its factorization.

2905465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14219.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 2905465 is about 1704.5424606034. The cubic root of 2905465 is about 142.6938369609.

The spelling of 2905465 in words is "two million, nine hundred five thousand, four hundred sixty-five".