220064454 has 96 divisors (see below), whose sum is σ = 510681600. Its totient is φ = 68402880.

The previous prime is 220064447. The next prime is 220064459. The reversal of 220064454 is 454460022.

220064454 is a `hidden beast` number, since 2 + 200 + 6 + 4 + 454 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220064459) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2785587 + ... + 2785665.

It is an arithmetic number, because the mean of its divisors is an integer number (5319600).

Almost surely, 2^220064454 is an apocalyptic number.

220064454 is an abundant number, since it is smaller than the sum of its proper divisors (290617146).

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

220064454 is a wasteful number, since it uses less digits than its factorization.

220064454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250 (or 247 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 220064454 is about 14834.5695589727. The cubic root of 220064454 is about 603.7400219536.

The spelling of 220064454 in words is "two hundred twenty million, sixty-four thousand, four hundred fifty-four".