485749 has 4 divisors (see below), whose sum is σ = 529920. Its totient is φ = 441580.

The previous prime is 485731. The next prime is 485753. The reversal of 485749 is 947584.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 485749 - 2⁵ = 485717 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 (485729) 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, 22069 + ... + 22090.

It is an arithmetic number, because the mean of its divisors is an integer number (132480).

2⁴⁸⁵⁷⁴⁹ is an apocalyptic number.

It is an amenable number.

485749 is a deficient number, since it is larger than the sum of its proper divisors (44171).

485749 is a wasteful number, since it uses less digits than its factorization.

485749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44170.

The product of its digits is 40320, while the sum is 37.

The square root of 485749 is about 696.9569570641. The cubic root of 485749 is about 78.6087043907.

The spelling of 485749 in words is "four hundred eighty-five thousand, seven hundred forty-nine".