4534978248 has 24 divisors (see below), whose sum is σ = 12282232950. Its totient is φ = 1511659392.

The previous prime is 4534978229. The next prime is 4534978249. The reversal of 4534978248 is 8428794354.

It can be written as a sum of positive squares in only one way, i.e., 4505362884 + 29615364 = 67122^2 + 5442^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a junction number, because it is equal to n+sod(n) for n = 4534978194 and 4534978203.

It is not an unprimeable number, because it can be changed into a prime (4534978249) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31492833 + ... + 31492976.

Almost surely, 2^4534978248 is an apocalyptic number.

It is an amenable number.

4534978248 is an abundant number, since it is smaller than the sum of its proper divisors (7747254702).

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

4534978248 is a wasteful number, since it uses less digits than its factorization.

4534978248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62985821 (or 62985814 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 54.

The square root of 4534978248 is about 67342.2471261540. The cubic root of 4534978248 is about 1655.2302047713.

The spelling of 4534978248 in words is "four billion, five hundred thirty-four million, nine hundred seventy-eight thousand, two hundred forty-eight".