3478249445 has 16 divisors (see below), whose sum is σ = 4700229120. Its totient is φ = 2448033600.

The previous prime is 3478249433. The next prime is 3478249471. The reversal of 3478249445 is 5449428743.

It is not a de Polignac number, because 3478249445 - 2¹⁰ = 3478248421 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3478249393 and 3478249402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1018310 + ... + 1021719.

It is an arithmetic number, because the mean of its divisors is an integer number (293764320).

Almost surely, 2^3478249445 is an apocalyptic number.

It is an amenable number.

3478249445 is a deficient number, since it is larger than the sum of its proper divisors (1221979675).

3478249445 is a wasteful number, since it uses less digits than its factorization.

3478249445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2040076.

The product of its digits is 3870720, while the sum is 50.

The square root of 3478249445 is about 58976.6856054153. The cubic root of 3478249445 is about 1515.1428294652.

The spelling of 3478249445 in words is "three billion, four hundred seventy-eight million, two hundred forty-nine thousand, four hundred forty-five".