485375731 has 4 divisors (see below), whose sum is σ = 498494032. Its totient is φ = 472257432.

The previous prime is 485375717. The next prime is 485375747. The reversal of 485375731 is 137573584.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 485375731 - 2⁷ = 485375603 is a prime.

It is a super-2 number, since 2×485375731² = 471179200487568722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (485373731) 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, 6559095 + ... + 6559168.

It is an arithmetic number, because the mean of its divisors is an integer number (124623508).

Almost surely, 2^485375731 is an apocalyptic number.

485375731 is a deficient number, since it is larger than the sum of its proper divisors (13118301).

485375731 is a wasteful number, since it uses less digits than its factorization.

485375731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13118300.

The product of its digits is 352800, while the sum is 43.

The square root of 485375731 is about 22031.2444269496. The cubic root of 485375731 is about 785.8856387127.

The spelling of 485375731 in words is "four hundred eighty-five million, three hundred seventy-five thousand, seven hundred thirty-one".