488892091 has 2 divisors, whose sum is σ = 488892092. Its totient is φ = 488892090.

The previous prime is 488892049. The next prime is 488892143. The reversal of 488892091 is 190298884.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 488892091 - 2¹¹ = 488890043 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (488892011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244446045 + 244446046.

It is an arithmetic number, because the mean of its divisors is an integer number (244446046).

Almost surely, 2^488892091 is an apocalyptic number.

488892091 is a deficient number, since it is larger than the sum of its proper divisors (1).

488892091 is an equidigital number, since it uses as much as digits as its factorization.

488892091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 331776, while the sum is 49.

The square root of 488892091 is about 22110.9043460461. The cubic root of 488892091 is about 787.7788868950.

The spelling of 488892091 in words is "four hundred eighty-eight million, eight hundred ninety-two thousand, ninety-one".