464036909 has 12 divisors (see below), whose sum is σ = 542231424. Its totient is φ = 395952984.

The previous prime is 464036857. The next prime is 464036921. The reversal of 464036909 is 909630464.

464036909 = 12436² + 12437² + 12438².

It is not a de Polignac number, because 464036909 - 2¹⁶ = 463971373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (464036999) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10307 + ... + 32160.

It is an arithmetic number, because the mean of its divisors is an integer number (45185952).

Almost surely, 2^464036909 is an apocalyptic number.

464036909 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

464036909 is a deficient number, since it is larger than the sum of its proper divisors (78194515).

464036909 is a wasteful number, since it uses less digits than its factorization.

464036909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42704 (or 42697 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 41.

The square root of 464036909 is about 21541.5159401561. The cubic root of 464036909 is about 774.1958549069.

The spelling of 464036909 in words is "four hundred sixty-four million, thirty-six thousand, nine hundred nine".