455220102 has 48 divisors (see below), whose sum is σ = 958160880. Its totient is φ = 144075456.

The previous prime is 455220097. The next prime is 455220113. The reversal of 455220102 is 201022554.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 409924 + ... + 411032.

It is an arithmetic number, because the mean of its divisors is an integer number (19961685).

Almost surely, 2^455220102 is an apocalyptic number.

455220102 is an abundant number, since it is smaller than the sum of its proper divisors (502940778).

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

455220102 is a wasteful number, since it uses less digits than its factorization.

455220102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1237 (or 1194 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 455220102 is about 21335.8876543724. The cubic root of 455220102 is about 769.2611690791.

Adding to 455220102 its reverse (201022554), we get a palindrome (656242656).

The spelling of 455220102 in words is "four hundred fifty-five million, two hundred twenty thousand, one hundred two".