465224143 has 4 divisors (see below), whose sum is σ = 466233768. Its totient is φ = 464214520.

The previous prime is 465224069. The next prime is 465224147. The reversal of 465224143 is 341422564.

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

It is a cyclic number.

It is not a de Polignac number, because 465224143 - 2²¹ = 463126991 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (465224147) 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, 504121 + ... + 505042.

It is an arithmetic number, because the mean of its divisors is an integer number (116558442).

Almost surely, 2^465224143 is an apocalyptic number.

465224143 is a deficient number, since it is larger than the sum of its proper divisors (1009625).

465224143 is a wasteful number, since it uses less digits than its factorization.

465224143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009624.

The product of its digits is 23040, while the sum is 31.

The square root of 465224143 is about 21569.0552180665. The cubic root of 465224143 is about 774.8555501853.

The spelling of 465224143 in words is "four hundred sixty-five million, two hundred twenty-four thousand, one hundred forty-three".