464099391 has 24 divisors (see below), whose sum is σ = 768628224. Its totient is φ = 264335760.

The previous prime is 464099351. The next prime is 464099393. The reversal of 464099391 is 193990464.

It is not a de Polignac number, because 464099391 - 2⁶ = 464099327 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (464099393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7750 + ... + 31436.

It is an arithmetic number, because the mean of its divisors is an integer number (32026176).

Almost surely, 2^464099391 is an apocalyptic number.

464099391 is a deficient number, since it is larger than the sum of its proper divisors (304528833).

464099391 is a wasteful number, since it uses less digits than its factorization.

464099391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24011 (or 24008 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 45.

The square root of 464099391 is about 21542.9661606753. The cubic root of 464099391 is about 774.2306015211.

The spelling of 464099391 in words is "four hundred sixty-four million, ninety-nine thousand, three hundred ninety-one".