2478305533 has 8 divisors (see below), whose sum is σ = 2704368960. Its totient is φ = 2252369280.

The previous prime is 2478305483. The next prime is 2478305573. The reversal of 2478305533 is 3355038742.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2478305533 is a prime.

It is a super-2 number, since 2×2478305533² = 12283996629796828178, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2478305573) 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, 11533 + ... + 71341.

It is an arithmetic number, because the mean of its divisors is an integer number (338046120).

Almost surely, 2^2478305533 is an apocalyptic number.

It is an amenable number.

2478305533 is a deficient number, since it is larger than the sum of its proper divisors (226063427).

2478305533 is a wasteful number, since it uses less digits than its factorization.

2478305533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63587.

The product of its (nonzero) digits is 302400, while the sum is 40.

The square root of 2478305533 is about 49782.5826268586. The cubic root of 2478305533 is about 1353.2715410903.

The spelling of 2478305533 in words is "two billion, four hundred seventy-eight million, three hundred five thousand, five hundred thirty-three".