453748242 has 16 divisors (see below), whose sum is σ = 932023872. Its totient is φ = 147161520.

The previous prime is 453748231. The next prime is 453748277. The reversal of 453748242 is 242847354.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 453748242.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1021734 + ... + 1022177.

It is an arithmetic number, because the mean of its divisors is an integer number (58251492).

Almost surely, 2^453748242 is an apocalyptic number.

453748242 is an abundant number, since it is smaller than the sum of its proper divisors (478275630).

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

453748242 is a wasteful number, since it uses less digits than its factorization.

453748242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2043953.

The product of its digits is 215040, while the sum is 39.

The square root of 453748242 is about 21301.3671392237. The cubic root of 453748242 is about 768.4311916469.

The spelling of 453748242 in words is "four hundred fifty-three million, seven hundred forty-eight thousand, two hundred forty-two".