3904465 has 8 divisors (see below), whose sum is σ = 4696128. Its totient is φ = 3116400.

The previous prime is 3904447. The next prime is 3904469. The reversal of 3904465 is 5644093.

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

It is not a de Polignac number, because 3904465 - 2¹¹ = 3902417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3904469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3190 + ... + 4240.

It is an arithmetic number, because the mean of its divisors is an integer number (587016).

Almost surely, 2^3904465 is an apocalyptic number.

It is an amenable number.

3904465 is a deficient number, since it is larger than the sum of its proper divisors (791663).

3904465 is a wasteful number, since it uses less digits than its factorization.

3904465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1799.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 3904465 is about 1975.9719127558. The cubic root of 3904465 is about 157.4661386852.

The spelling of 3904465 in words is "three million, nine hundred four thousand, four hundred sixty-five".