465834221 has 8 divisors (see below), whose sum is σ = 510244920. Its totient is φ = 423313408.

The previous prime is 465834217. The next prime is 465834223. The reversal of 465834221 is 122438564.

It can be written as a sum of positive squares in 4 ways, for example, as 35271721 + 430562500 = 5939^2 + 20750^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 465834221 - 2² = 465834217 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (465834223) 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, 471956 + ... + 472941.

It is an arithmetic number, because the mean of its divisors is an integer number (63780615).

Almost surely, 2^465834221 is an apocalyptic number.

It is an amenable number.

465834221 is a deficient number, since it is larger than the sum of its proper divisors (44410699).

465834221 is a wasteful number, since it uses less digits than its factorization.

465834221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 944943.

The product of its digits is 46080, while the sum is 35.

The square root of 465834221 is about 21583.1930214229. The cubic root of 465834221 is about 775.1941080217.

The spelling of 465834221 in words is "four hundred sixty-five million, eight hundred thirty-four thousand, two hundred twenty-one".