452211444 has 48 divisors (see below), whose sum is σ = 1174613440. Its totient is φ = 150452640.

The previous prime is 452211439. The next prime is 452211449. The reversal of 452211444 is 444112254.

452211444 is a `hidden beast` number, since 4 + 5 + 2 + 211 + 444 = 666.

It is an interprime number because it is at equal distance from previous prime (452211439) and next prime (452211449).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452211449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58002 + ... + 65334.

Almost surely, 2^452211444 is an apocalyptic number.

It is an amenable number.

452211444 is an abundant number, since it is smaller than the sum of its proper divisors (722401996).

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

452211444 is a wasteful number, since it uses less digits than its factorization.

452211444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7917 (or 7909 counting only the distinct ones).

The product of its digits is 5120, while the sum is 27.

The square root of 452211444 is about 21265.2637886296. The cubic root of 452211444 is about 767.5626782695.

Adding to 452211444 its reverse (444112254), we get a palindrome (896323698).

It can be divided in two parts, 45221 and 1444, that added together give a triangular number (46665 = T₃₀₅).

The spelling of 452211444 in words is "four hundred fifty-two million, two hundred eleven thousand, four hundred forty-four".