453440084 has 24 divisors (see below), whose sum is σ = 817609128. Its totient is φ = 219939840.

The previous prime is 453440077. The next prime is 453440089. The reversal of 453440084 is 480044354.

It can be written as a sum of positive squares in 4 ways, for example, as 16630084 + 436810000 = 4078^2 + 20900^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 453440084.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (453440089) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5084 + ... + 30540.

It is an arithmetic number, because the mean of its divisors is an integer number (34067047).

Almost surely, 2^453440084 is an apocalyptic number.

It is an amenable number.

453440084 is a deficient number, since it is larger than the sum of its proper divisors (364169044).

453440084 is a wasteful number, since it uses less digits than its factorization.

453440084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25595 (or 25593 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 32.

The square root of 453440084 is about 21294.1326191043. The cubic root of 453440084 is about 768.2571951265.

The spelling of 453440084 in words is "four hundred fifty-three million, four hundred forty thousand, eighty-four".