486993405 has 8 divisors (see below), whose sum is σ = 779189472. Its totient is φ = 259729808.

The previous prime is 486993401. The next prime is 486993523. The reversal of 486993405 is 504399684.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 486993405 - 2² = 486993401 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (486993401) 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 7 ways as a sum of consecutive naturals, for example, 16233099 + ... + 16233128.

It is an arithmetic number, because the mean of its divisors is an integer number (97398684).

Almost surely, 2^486993405 is an apocalyptic number.

It is an amenable number.

486993405 is a deficient number, since it is larger than the sum of its proper divisors (292196067).

486993405 is a wasteful number, since it uses less digits than its factorization.

486993405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32466235.

The product of its (nonzero) digits is 933120, while the sum is 48.

The square root of 486993405 is about 22067.9270662199. The cubic root of 486993405 is about 786.7577445500.

The spelling of 486993405 in words is "four hundred eighty-six million, nine hundred ninety-three thousand, four hundred five".