3345478 has 12 divisors (see below), whose sum is σ = 5101668. Its totient is φ = 1645280.

The previous prime is 3345467. The next prime is 3345479. The reversal of 3345478 is 8745433.

It is a happy number.

It is a super-2 number, since 2×3345478² = 22384446096968, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3345479) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25473 + ... + 25603.

It is an arithmetic number, because the mean of its divisors is an integer number (425139).

Almost surely, 2^3345478 is an apocalyptic number.

3345478 is a deficient number, since it is larger than the sum of its proper divisors (1756190).

3345478 is a wasteful number, since it uses less digits than its factorization.

3345478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359 (or 246 counting only the distinct ones).

The product of its digits is 40320, while the sum is 34.

The square root of 3345478 is about 1829.0647883550. The cubic root of 3345478 is about 149.5613555611.

The spelling of 3345478 in words is "three million, three hundred forty-five thousand, four hundred seventy-eight".