486724391 has 4 divisors (see below), whose sum is σ = 488663784. Its totient is φ = 484785000.

The previous prime is 486724379. The next prime is 486724417. The reversal of 486724391 is 193427684.

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 486724391 - 2¹⁸ = 486462247 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 (486724351) 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, 969320 + ... + 969821.

It is an arithmetic number, because the mean of its divisors is an integer number (122165946).

Almost surely, 2^486724391 is an apocalyptic number.

486724391 is a deficient number, since it is larger than the sum of its proper divisors (1939393).

486724391 is a wasteful number, since it uses less digits than its factorization.

486724391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1939392.

The product of its digits is 290304, while the sum is 44.

The square root of 486724391 is about 22061.8310890098. The cubic root of 486724391 is about 786.6128501639.

The spelling of 486724391 in words is "four hundred eighty-six million, seven hundred twenty-four thousand, three hundred ninety-one".