3478265 has 12 divisors (see below), whose sum is σ = 4855716. Its totient is φ = 2384928.

The previous prime is 3478261. The next prime is 3478271. The reversal of 3478265 is 5628743.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2637376 + 840889 = 1624^2 + 917^2 .

It is not a de Polignac number, because 3478265 - 2² = 3478261 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3478261) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6854 + ... + 7343.

It is an arithmetic number, because the mean of its divisors is an integer number (404643).

Almost surely, 2^3478265 is an apocalyptic number.

3478265 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3478265 is a deficient number, since it is larger than the sum of its proper divisors (1377451).

3478265 is a wasteful number, since it uses less digits than its factorization.

3478265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14216 (or 14209 counting only the distinct ones).

The product of its digits is 40320, while the sum is 35.

The square root of 3478265 is about 1865.0107238298. The cubic root of 3478265 is about 151.5145088074.

The spelling of 3478265 in words is "three million, four hundred seventy-eight thousand, two hundred sixty-five".