492712691 has 8 divisors (see below), whose sum is σ = 498401904. Its totient is φ = 487054080.

The previous prime is 492712687. The next prime is 492712699. The reversal of 492712691 is 196217294.

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 492712691 - 2² = 492712687 is a prime.

It is a super-2 number, since 2×492712691² = 485531591744922962, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (492712699) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25556 + ... + 40478.

It is an arithmetic number, because the mean of its divisors is an integer number (62300238).

Almost surely, 2^492712691 is an apocalyptic number.

492712691 is a deficient number, since it is larger than the sum of its proper divisors (5689213).

492712691 is a wasteful number, since it uses less digits than its factorization.

492712691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15301.

The product of its digits is 54432, while the sum is 41.

The square root of 492712691 is about 22197.1324949868. The cubic root of 492712691 is about 789.8256791039.

The spelling of 492712691 in words is "four hundred ninety-two million, seven hundred twelve thousand, six hundred ninety-one".