492564403 has 2 divisors, whose sum is σ = 492564404. Its totient is φ = 492564402.

The previous prime is 492564377. The next prime is 492564439. The reversal of 492564403 is 304465294.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 492564403 - 2²¹ = 490467251 is a prime.

It is a super-2 number, since 2×492564403² = 485239382205492818, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (492564463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246282201 + 246282202.

It is an arithmetic number, because the mean of its divisors is an integer number (246282202).

Almost surely, 2^492564403 is an apocalyptic number.

492564403 is a deficient number, since it is larger than the sum of its proper divisors (1).

492564403 is an equidigital number, since it uses as much as digits as its factorization.

492564403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 103680, while the sum is 37.

The square root of 492564403 is about 22193.7919923568. The cubic root of 492564403 is about 789.7464352064.

The spelling of 492564403 in words is "four hundred ninety-two million, five hundred sixty-four thousand, four hundred three".