3278275438 has 8 divisors (see below), whose sum is σ = 4968108432. Its totient is φ = 1622239296.

The previous prime is 3278275433. The next prime is 3278275457. The reversal of 3278275438 is 8345728723.

It is a happy number.

3278275438 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 3278275391 and 3278275400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3278275433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8448970 + ... + 8449357.

It is an arithmetic number, because the mean of its divisors is an integer number (621013554).

Almost surely, 2^3278275438 is an apocalyptic number.

3278275438 is a deficient number, since it is larger than the sum of its proper divisors (1689832994).

3278275438 is a wasteful number, since it uses less digits than its factorization.

3278275438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16898426.

The product of its digits is 2257920, while the sum is 49.

The square root of 3278275438 is about 57256.2261941878. The cubic root of 3278275438 is about 1485.5313222292.

The spelling of 3278275438 in words is "three billion, two hundred seventy-eight million, two hundred seventy-five thousand, four hundred thirty-eight".