492329645 has 6 divisors (see below), whose sum is σ = 590855118. Its totient is φ = 393824024.

The previous prime is 492329633. The next prime is 492329647. The reversal of 492329645 is 546923294.

It can be written as a sum of positive squares in only one way, i.e., 393863716 + 98465929 = 19846^2 + 9923^2 .

It is not a de Polignac number, because 492329645 - 2⁶ = 492329581 is a prime.

It is a super-3 number, since 3×492329645³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 492329596 and 492329605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (492329647) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44654 + ... + 54576.

It is an arithmetic number, because the mean of its divisors is an integer number (98475853).

Almost surely, 2^492329645 is an apocalyptic number.

It is an amenable number.

492329645 is a deficient number, since it is larger than the sum of its proper divisors (98525473).

492329645 is an frugal number, since it uses more digits than its factorization.

492329645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19851 (or 9928 counting only the distinct ones).

The product of its digits is 466560, while the sum is 44.

The square root of 492329645 is about 22188.5025407304. The cubic root of 492329645 is about 789.6209499201.

The spelling of 492329645 in words is "four hundred ninety-two million, three hundred twenty-nine thousand, six hundred forty-five".