464021165 has 8 divisors (see below), whose sum is σ = 557261208. Its totient is φ = 370926400.

The previous prime is 464021123. The next prime is 464021167. The reversal of 464021165 is 561120464.

It can be written as a sum of positive squares in 4 ways, for example, as 4218916 + 459802249 = 2054^2 + 21443^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 464021165 - 2⁶ = 464021101 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (464021167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29162 + ... + 42171.

It is an arithmetic number, because the mean of its divisors is an integer number (69657651).

Almost surely, 2^464021165 is an apocalyptic number.

It is an amenable number.

464021165 is a deficient number, since it is larger than the sum of its proper divisors (93240043).

464021165 is a wasteful number, since it uses less digits than its factorization.

464021165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72639.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 464021165 is about 21541.1505031649. The cubic root of 464021165 is about 774.1870990822.

The spelling of 464021165 in words is "four hundred sixty-four million, twenty-one thousand, one hundred sixty-five".