3478631240 has 64 divisors (see below), whose sum is σ = 8955273600. Its totient is φ = 1191310848.

The previous prime is 3478631231. The next prime is 3478631263. The reversal of 3478631240 is 421368743.

It is a junction number, because it is equal to n+sod(n) for n = 3478631194 and 3478631203.

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, 255731 + ... + 268989.

It is an arithmetic number, because the mean of its divisors is an integer number (139926150).

Almost surely, 2^3478631240 is an apocalyptic number.

It is an amenable number.

3478631240 is an abundant number, since it is smaller than the sum of its proper divisors (5476642360).

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

3478631240 is a wasteful number, since it uses less digits than its factorization.

3478631240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14214 (or 14210 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 38.

The square root of 3478631240 is about 58979.9223465070. The cubic root of 3478631240 is about 1515.1982647066.

Adding to 3478631240 its reverse (421368743), we get a palindrome (3899999983).

The spelling of 3478631240 in words is "three billion, four hundred seventy-eight million, six hundred thirty-one thousand, two hundred forty".