492273646 has 24 divisors (see below), whose sum is σ = 786565080. Its totient is φ = 230966736.

The previous prime is 492273631. The next prime is 492273667. The reversal of 492273646 is 646372294.

It is a super-2 number, since 2×492273646² = 484666685092266632, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51685 + ... + 60463.

It is an arithmetic number, because the mean of its divisors is an integer number (32773545).

Almost surely, 2^492273646 is an apocalyptic number.

492273646 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

492273646 is a deficient number, since it is larger than the sum of its proper divisors (294291434).

492273646 is a wasteful number, since it uses less digits than its factorization.

492273646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8880 (or 8857 counting only the distinct ones).

The product of its digits is 435456, while the sum is 43.

The square root of 492273646 is about 22187.2406125683. The cubic root of 492273646 is about 789.5910108602.

The spelling of 492273646 in words is "four hundred ninety-two million, two hundred seventy-three thousand, six hundred forty-six".