492552405 has 24 divisors (see below), whose sum is σ = 858196248. Its totient is φ = 261328896.

The previous prime is 492552391. The next prime is 492552413. The reversal of 492552405 is 504255294.

It can be written as a sum of positive squares in 4 ways, for example, as 35533521 + 457018884 = 5961^2 + 21378^2 .

It is not a de Polignac number, because 492552405 - 2¹⁷ = 492421333 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 492552405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19672 + ... + 37041.

It is an arithmetic number, because the mean of its divisors is an integer number (35758177).

Almost surely, 2^492552405 is an apocalyptic number.

492552405 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

492552405 is a deficient number, since it is larger than the sum of its proper divisors (365643843).

492552405 is a wasteful number, since it uses less digits than its factorization.

492552405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56917 (or 56914 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The square root of 492552405 is about 22193.5216898986. The cubic root of 492552405 is about 789.7400228776.

The spelling of 492552405 in words is "four hundred ninety-two million, five hundred fifty-two thousand, four hundred five".