3474945 has 48 divisors (see below), whose sum is σ = 6469632. Its totient is φ = 1722240.

The previous prime is 3474931. The next prime is 3474949. The reversal of 3474945 is 5494743.

It is not a de Polignac number, because 3474945 - 2⁹ = 3474433 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (3474949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 65539 + ... + 65591.

It is an arithmetic number, because the mean of its divisors is an integer number (134784).

Almost surely, 2^3474945 is an apocalyptic number.

It is an amenable number.

3474945 is a deficient number, since it is larger than the sum of its proper divisors (2994687).

3474945 is a wasteful number, since it uses less digits than its factorization.

3474945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142 (or 139 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 3474945 is about 1864.1204360234. The cubic root of 3474945 is about 151.4662866525.

The spelling of 3474945 in words is "three million, four hundred seventy-four thousand, nine hundred forty-five".