485338739 has 4 divisors (see below), whose sum is σ = 486889656. Its totient is φ = 483787824.

The previous prime is 485338727. The next prime is 485338769. The reversal of 485338739 is 937833584.

It is a happy number.

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

It is not a de Polignac number, because 485338739 - 2⁴ = 485338723 is a prime.

It is a super-2 number, since 2×485338739² = 471107383148220242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (485338769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 774989 + ... + 775614.

It is an arithmetic number, because the mean of its divisors is an integer number (121722414).

Almost surely, 2^485338739 is an apocalyptic number.

485338739 is a deficient number, since it is larger than the sum of its proper divisors (1550917).

485338739 is a wasteful number, since it uses less digits than its factorization.

485338739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1550916.

The product of its digits is 2177280, while the sum is 50.

The square root of 485338739 is about 22030.4048759890. The cubic root of 485338739 is about 785.8656732727.

The spelling of 485338739 in words is "four hundred eighty-five million, three hundred thirty-eight thousand, seven hundred thirty-nine".