492563653 has 4 divisors (see below), whose sum is σ = 513979488. Its totient is φ = 471147820.

The previous prime is 492563651. The next prime is 492563663. The reversal of 492563653 is 356365294.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 492563653 - 2¹ = 492563651 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (492563651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10707883 + ... + 10707928.

It is an arithmetic number, because the mean of its divisors is an integer number (128494872).

Almost surely, 2^492563653 is an apocalyptic number.

It is an amenable number.

492563653 is a deficient number, since it is larger than the sum of its proper divisors (21415835).

492563653 is a wasteful number, since it uses less digits than its factorization.

492563653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21415834.

The product of its digits is 583200, while the sum is 43.

The square root of 492563653 is about 22193.7750957335. The cubic root of 492563653 is about 789.7460343721.

The spelling of 492563653 in words is "four hundred ninety-two million, five hundred sixty-three thousand, six hundred fifty-three".