492441521 has 16 divisors (see below), whose sum is σ = 579156480. Its totient is φ = 412792320.

The previous prime is 492441517. The next prime is 492441577. The reversal of 492441521 is 125144294.

It is a cyclic number.

It is not a de Polignac number, because 492441521 - 2² = 492441517 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (492441581) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 259745 + ... + 261633.

It is an arithmetic number, because the mean of its divisors is an integer number (36197280).

Almost surely, 2^492441521 is an apocalyptic number.

It is an amenable number.

492441521 is a deficient number, since it is larger than the sum of its proper divisors (86714959).

492441521 is a wasteful number, since it uses less digits than its factorization.

492441521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3736.

The product of its digits is 11520, while the sum is 32.

The square root of 492441521 is about 22191.0234329109. The cubic root of 492441521 is about 789.6807560166.

The spelling of 492441521 in words is "four hundred ninety-two million, four hundred forty-one thousand, five hundred twenty-one".