464548991 has 2 divisors, whose sum is σ = 464548992. Its totient is φ = 464548990.

The previous prime is 464548979. The next prime is 464549003. The reversal of 464548991 is 199845464.

It is a balanced prime because it is at equal distance from previous prime (464548979) and next prime (464549003).

It is a cyclic number.

It is not a de Polignac number, because 464548991 - 2⁶ = 464548927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (464598991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232274495 + 232274496.

It is an arithmetic number, because the mean of its divisors is an integer number (232274496).

Almost surely, 2^464548991 is an apocalyptic number.

464548991 is a deficient number, since it is larger than the sum of its proper divisors (1).

464548991 is an equidigital number, since it uses as much as digits as its factorization.

464548991 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1244160, while the sum is 50.

The square root of 464548991 is about 21553.3985951172. The cubic root of 464548991 is about 774.4805348611.

The spelling of 464548991 in words is "four hundred sixty-four million, five hundred forty-eight thousand, nine hundred ninety-one".