454120002 has 24 divisors (see below), whose sum is σ = 1124487936. Its totient is φ = 129748536.

The previous prime is 454119989. The next prime is 454120049. The reversal of 454120002 is 200021454.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1801938 + ... + 1802189.

It is an arithmetic number, because the mean of its divisors is an integer number (46853664).

Almost surely, 2^454120002 is an apocalyptic number.

454120002 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

454120002 is an abundant number, since it is smaller than the sum of its proper divisors (670367934).

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

454120002 is a wasteful number, since it uses less digits than its factorization.

454120002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3604142 (or 3604139 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 454120002 is about 21310.0915530647. The cubic root of 454120002 is about 768.6409952127.

Adding to 454120002 its reverse (200021454), we get a palindrome (654141456).

The spelling of 454120002 in words is "four hundred fifty-four million, one hundred twenty thousand, two".