454747752 has 24 divisors (see below), whose sum is σ = 1231608690. Its totient is φ = 151582560.

The previous prime is 454747717. The next prime is 454747759. The reversal of 454747752 is 257747454.

It can be written as a sum of positive squares in only one way, i.e., 453434436 + 1313316 = 21294^2 + 1146^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a junction number, because it is equal to n+sod(n) for n = 454747698 and 454747707.

It is not an unprimeable number, because it can be changed into a prime (454747759) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3157899 + ... + 3158042.

Almost surely, 2^454747752 is an apocalyptic number.

It is an amenable number.

454747752 is an abundant number, since it is smaller than the sum of its proper divisors (776860938).

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

454747752 is a wasteful number, since it uses less digits than its factorization.

454747752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6315953 (or 6315946 counting only the distinct ones).

The product of its digits is 1097600, while the sum is 45.

The square root of 454747752 is about 21324.8154036559. The cubic root of 454747752 is about 768.9950075292.

The spelling of 454747752 in words is "four hundred fifty-four million, seven hundred forty-seven thousand, seven hundred fifty-two".