4056485 has 4 divisors (see below), whose sum is σ = 4867788. Its totient is φ = 3245184.

The previous prime is 4056473. The next prime is 4056509. The reversal of 4056485 is 5846504.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1493284 + 2563201 = 1222^2 + 1601^2 .

It is a cyclic number.

It is not a de Polignac number, because 4056485 - 2⁸ = 4056229 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 405644 + ... + 405653.

It is an arithmetic number, because the mean of its divisors is an integer number (1216947).

Almost surely, 2^4056485 is an apocalyptic number.

It is an amenable number.

4056485 is a deficient number, since it is larger than the sum of its proper divisors (811303).

4056485 is an equidigital number, since it uses as much as digits as its factorization.

4056485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 811302.

The product of its (nonzero) digits is 19200, while the sum is 32.

The square root of 4056485 is about 2014.0717464877. The cubic root of 4056485 is about 159.4838182894.

The spelling of 4056485 in words is "four million, fifty-six thousand, four hundred eighty-five".