3548384478 has 24 divisors (see below), whose sum is σ = 8022435408. Its totient is φ = 1131368832.

The previous prime is 3548384473. The next prime is 3548384491. The reversal of 3548384478 is 8744838453.

It is a super-2 number, since 2×3548384478² = 25182064807422664968, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3548384473) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4285075 + ... + 4285902.

It is an arithmetic number, because the mean of its divisors is an integer number (334268142).

Almost surely, 2^3548384478 is an apocalyptic number.

3548384478 is an abundant number, since it is smaller than the sum of its proper divisors (4474050930).

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

3548384478 is a wasteful number, since it uses less digits than its factorization.

3548384478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8571008 (or 8571005 counting only the distinct ones).

The product of its digits is 10321920, while the sum is 54.

The square root of 3548384478 is about 59568.3177368641. The cubic root of 3548384478 is about 1525.2588617991.

The spelling of 3548384478 in words is "three billion, five hundred forty-eight million, three hundred eighty-four thousand, four hundred seventy-eight".