462262221 has 20 divisors (see below), whose sum is σ = 691152000. Its totient is φ = 307901736.

The previous prime is 462262139. The next prime is 462262231. The reversal of 462262221 is 122262264.

It is a happy number.

It is not a de Polignac number, because 462262221 - 2¹⁹ = 461737933 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (462262231) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 135940 + ... + 139298.

It is an arithmetic number, because the mean of its divisors is an integer number (34557600).

Almost surely, 2^462262221 is an apocalyptic number.

It is an amenable number.

462262221 is a deficient number, since it is larger than the sum of its proper divisors (228889779).

462262221 is a wasteful number, since it uses less digits than its factorization.

462262221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5070 (or 5061 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 462262221 is about 21500.2842074239. The cubic root of 462262221 is about 773.2076351181.

The spelling of 462262221 in words is "four hundred sixty-two million, two hundred sixty-two thousand, two hundred twenty-one".