452220105 has 32 divisors (see below), whose sum is σ = 752137344. Its totient is φ = 231814656.

The previous prime is 452220101. The next prime is 452220107. The reversal of 452220105 is 501022254.

It is a happy number.

It is not a de Polignac number, because 452220105 - 2² = 452220101 is a prime.

It is a super-2 number, since 2×452220105² = 409006046732422050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (452220101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41157 + ... + 50973.

It is an arithmetic number, because the mean of its divisors is an integer number (23504292).

Almost surely, 2^452220105 is an apocalyptic number.

It is an amenable number.

452220105 is a deficient number, since it is larger than the sum of its proper divisors (299917239).

452220105 is a wasteful number, since it uses less digits than its factorization.

452220105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9945.

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

The square root of 452220105 is about 21265.4674296146. The cubic root of 452220105 is about 767.5675784978.

Adding to 452220105 its reverse (501022254), we get a palindrome (953242359).

The spelling of 452220105 in words is "four hundred fifty-two million, two hundred twenty thousand, one hundred five".