221460462 has 24 divisors (see below), whose sum is σ = 508057056. Its totient is φ = 69477696.

The previous prime is 221460461. The next prime is 221460467. The reversal of 221460462 is 264064122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221460461) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 361558 + ... + 362169.

It is an arithmetic number, because the mean of its divisors is an integer number (21169044).

Almost surely, 2^221460462 is an apocalyptic number.

221460462 is an abundant number, since it is smaller than the sum of its proper divisors (286596594).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

221460462 is a wasteful number, since it uses less digits than its factorization.

221460462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 723752 (or 723749 counting only the distinct ones).

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

The square root of 221460462 is about 14881.5477017681. The cubic root of 221460462 is about 605.0139668474.

The spelling of 221460462 in words is "two hundred twenty-one million, four hundred sixty thousand, four hundred sixty-two".