492855901 has 2 divisors, whose sum is σ = 492855902. Its totient is φ = 492855900.

The previous prime is 492855893. The next prime is 492855907. The reversal of 492855901 is 109558294.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 484440100 + 8415801 = 22010^2 + 2901^2 .

It is a cyclic number.

It is not a de Polignac number, because 492855901 - 2³ = 492855893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (492855907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246427950 + 246427951.

It is an arithmetic number, because the mean of its divisors is an integer number (246427951).

Almost surely, 2^492855901 is an apocalyptic number.

It is an amenable number.

492855901 is a deficient number, since it is larger than the sum of its proper divisors (1).

492855901 is an equidigital number, since it uses as much as digits as its factorization.

492855901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129600, while the sum is 43.

The square root of 492855901 is about 22200.3581277420. The cubic root of 492855901 is about 789.9021942689.

The spelling of 492855901 in words is "four hundred ninety-two million, eight hundred fifty-five thousand, nine hundred one".