492161626 has 32 divisors (see below), whose sum is σ = 820224000. Its totient is φ = 219613680.

The previous prime is 492161599. The next prime is 492161627. The reversal of 492161626 is 626161294.

It is a super-2 number, since 2×492161626² = 484446132213927752, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (492161627) 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, 345151 + ... + 346573.

It is an arithmetic number, because the mean of its divisors is an integer number (25632000).

Almost surely, 2^492161626 is an apocalyptic number.

492161626 is a deficient number, since it is larger than the sum of its proper divisors (328062374).

492161626 is a wasteful number, since it uses less digits than its factorization.

492161626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1714.

The product of its digits is 31104, while the sum is 37.

The square root of 492161626 is about 22184.7160450613. The cubic root of 492161626 is about 789.5311141640.

The spelling of 492161626 in words is "four hundred ninety-two million, one hundred sixty-one thousand, six hundred twenty-six".