3631048478 has 16 divisors (see below), whose sum is σ = 5588775360. Its totient is φ = 1768272000.

The previous prime is 3631048471. The next prime is 3631048493. The reversal of 3631048478 is 8748401363.

It is a super-2 number, since 2×3631048478² = 26369026099172232968, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3631048471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12443 + ... + 86121.

It is an arithmetic number, because the mean of its divisors is an integer number (349298460).

Almost surely, 2^3631048478 is an apocalyptic number.

3631048478 is a deficient number, since it is larger than the sum of its proper divisors (1957726882).

3631048478 is a wasteful number, since it uses less digits than its factorization.

3631048478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74323.

The product of its (nonzero) digits is 387072, while the sum is 44.

The square root of 3631048478 is about 60258.1818345028. The cubic root of 3631048478 is about 1537.0123215721.

The spelling of 3631048478 in words is "three billion, six hundred thirty-one million, forty-eight thousand, four hundred seventy-eight".