451134222 has 48 divisors (see below), whose sum is σ = 1133440896. Its totient is φ = 117176400.

The previous prime is 451134221. The next prime is 451134239. The reversal of 451134222 is 222431154.

It is a junction number, because it is equal to n+sod(n) for n = 451134192 and 451134201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451134221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39304 + ... + 49467.

It is an arithmetic number, because the mean of its divisors is an integer number (23613352).

Almost surely, 2^451134222 is an apocalyptic number.

451134222 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

451134222 is an abundant number, since it is smaller than the sum of its proper divisors (682306674).

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

451134222 is a wasteful number, since it uses less digits than its factorization.

451134222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88805 (or 88794 counting only the distinct ones).

The product of its digits is 1920, while the sum is 24.

The square root of 451134222 is about 21239.9204800771. The cubic root of 451134222 is about 766.9527181686.

Adding to 451134222 its reverse (222431154), we get a palindrome (673565376).

The spelling of 451134222 in words is "four hundred fifty-one million, one hundred thirty-four thousand, two hundred twenty-two".