506281045 has 8 divisors (see below), whose sum is σ = 607729824. Its totient is φ = 404896464.

The previous prime is 506281001. The next prime is 506281081. The reversal of 506281045 is 540182605.

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

It is a cyclic number.

It is not a de Polignac number, because 506281045 - 2²⁷ = 372063317 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 506280998 and 506281016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3462 + ... + 32008.

It is an arithmetic number, because the mean of its divisors is an integer number (75966228).

Almost surely, 2^506281045 is an apocalyptic number.

It is an amenable number.

506281045 is a deficient number, since it is larger than the sum of its proper divisors (101448779).

506281045 is a wasteful number, since it uses less digits than its factorization.

506281045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32099.

The product of its (nonzero) digits is 9600, while the sum is 31.

The square root of 506281045 is about 22500.6898783126. The cubic root of 506281045 is about 797.0102180282.

The spelling of 506281045 in words is "five hundred six million, two hundred eighty-one thousand, forty-five".