3148478736 has 80 divisors (see below), whose sum is σ = 8768980416. Its totient is φ = 967684608.

The previous prime is 3148478713. The next prime is 3148478743. The reversal of 3148478736 is 6378748413.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 698506 + ... + 702998.

Almost surely, 2^3148478736 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3148478736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4384490208).

3148478736 is an abundant number, since it is smaller than the sum of its proper divisors (5620501680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3148478736 is a wasteful number, since it uses less digits than its factorization.

3148478736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5640 (or 5634 counting only the distinct ones).

The product of its digits is 2709504, while the sum is 51.

The square root of 3148478736 is about 56111.3066680861. The cubic root of 3148478736 is about 1465.6611902818.

The spelling of 3148478736 in words is "three billion, one hundred forty-eight million, four hundred seventy-eight thousand, seven hundred thirty-six".