492815854 has 4 divisors (see below), whose sum is σ = 739223784. Its totient is φ = 246407926.

The previous prime is 492815837. The next prime is 492815867. The reversal of 492815854 is 458518294.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123203962 + ... + 123203965.

It is an arithmetic number, because the mean of its divisors is an integer number (184805946).

Almost surely, 2^492815854 is an apocalyptic number.

492815854 is a deficient number, since it is larger than the sum of its proper divisors (246407930).

492815854 is a wasteful number, since it uses less digits than its factorization.

492815854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246407929.

The product of its digits is 460800, while the sum is 46.

The square root of 492815854 is about 22199.4561645100. The cubic root of 492815854 is about 789.8807991918.

The spelling of 492815854 in words is "four hundred ninety-two million, eight hundred fifteen thousand, eight hundred fifty-four".