476872739 has 4 divisors (see below), whose sum is σ = 544997424. Its totient is φ = 408748056.

The previous prime is 476872727. The next prime is 476872741. The reversal of 476872739 is 937278674.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 937278674 = 2 ⋅468639337.

It is a cyclic number.

It is not a de Polignac number, because 476872739 - 2¹² = 476868643 is a prime.

It is a super-3 number, since 3×476872739³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (476872339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34062332 + ... + 34062345.

It is an arithmetic number, because the mean of its divisors is an integer number (136249356).

Almost surely, 2^476872739 is an apocalyptic number.

476872739 is a deficient number, since it is larger than the sum of its proper divisors (68124685).

476872739 is an equidigital number, since it uses as much as digits as its factorization.

476872739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68124684.

The product of its digits is 3556224, while the sum is 53.

The square root of 476872739 is about 21837.4160330383. The cubic root of 476872739 is about 781.2694313759.

It can be divided in two parts, 47 and 6872739, that added together give a palindrome (6872786).

The spelling of 476872739 in words is "four hundred seventy-six million, eight hundred seventy-two thousand, seven hundred thirty-nine".