465661373 has 4 divisors (see below), whose sum is σ = 473295228. Its totient is φ = 458027520.

The previous prime is 465661369. The next prime is 465661387. The reversal of 465661373 is 373166564.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 156675289 + 308986084 = 12517^2 + 17578^2 .

It is a cyclic number.

It is not a de Polignac number, because 465661373 - 2² = 465661369 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 465661373.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (465661303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3816836 + ... + 3816957.

It is an arithmetic number, because the mean of its divisors is an integer number (118323807).

Almost surely, 2^465661373 is an apocalyptic number.

It is an amenable number.

465661373 is a deficient number, since it is larger than the sum of its proper divisors (7633855).

465661373 is an equidigital number, since it uses as much as digits as its factorization.

465661373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7633854.

The product of its digits is 272160, while the sum is 41.

The square root of 465661373 is about 21579.1884231080. The cubic root of 465661373 is about 775.0982174516.

The spelling of 465661373 in words is "four hundred sixty-five million, six hundred sixty-one thousand, three hundred seventy-three".