462089491 has 2 divisors, whose sum is σ = 462089492. Its totient is φ = 462089490.

The previous prime is 462089447. The next prime is 462089497. The reversal of 462089491 is 194980264.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 462089491 - 2²¹ = 459992339 is a prime.

It is not a weakly prime, because it can be changed into another prime (462089497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 231044745 + 231044746.

It is an arithmetic number, because the mean of its divisors is an integer number (231044746).

Almost surely, 2^462089491 is an apocalyptic number.

462089491 is a deficient number, since it is larger than the sum of its proper divisors (1).

462089491 is an equidigital number, since it uses as much as digits as its factorization.

462089491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 43.

The square root of 462089491 is about 21496.2669084658. The cubic root of 462089491 is about 773.1113169195. Note that the first 3 decimals are identical.

The spelling of 462089491 in words is "four hundred sixty-two million, eighty-nine thousand, four hundred ninety-one".