2428506533 has 4 divisors (see below), whose sum is σ = 2430202668. Its totient is φ = 2426810400.

The previous prime is 2428506523. The next prime is 2428506541. The reversal of 2428506533 is 3356058242.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3356058242 = 2 ⋅1678029121.

It can be written as a sum of positive squares in 2 ways, for example, as 725871364 + 1702635169 = 26942^2 + 41263^2 .

It is a cyclic number.

It is not a de Polignac number, because 2428506533 - 2⁶ = 2428506469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2428506523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 845918 + ... + 848783.

It is an arithmetic number, because the mean of its divisors is an integer number (607550667).

Almost surely, 2^2428506533 is an apocalyptic number.

It is an amenable number.

2428506533 is a deficient number, since it is larger than the sum of its proper divisors (1696135).

2428506533 is a wasteful number, since it uses less digits than its factorization.

2428506533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1696134.

The product of its (nonzero) digits is 172800, while the sum is 38.

The square root of 2428506533 is about 49279.8795960380. The cubic root of 2428506533 is about 1344.1459424158.

The spelling of 2428506533 in words is "two billion, four hundred twenty-eight million, five hundred six thousand, five hundred thirty-three".