4254530478 has 64 divisors (see below), whose sum is σ = 9704448000. Its totient is φ = 1230875360.

The previous prime is 4254530477. The next prime is 4254530509. The reversal of 4254530478 is 8740354524.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4254530477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 906943 + ... + 911621.

It is an arithmetic number, because the mean of its divisors is an integer number (151632000).

Almost surely, 2^4254530478 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4254530478, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4852224000).

4254530478 is an abundant number, since it is smaller than the sum of its proper divisors (5449917522).

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

4254530478 is a wasteful number, since it uses less digits than its factorization.

4254530478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5317.

The product of its (nonzero) digits is 537600, while the sum is 42.

The square root of 4254530478 is about 65226.7619769677. The cubic root of 4254530478 is about 1620.3812644773.

The spelling of 4254530478 in words is "four billion, two hundred fifty-four million, five hundred thirty thousand, four hundred seventy-eight".