453342642 has 8 divisors (see below), whose sum is σ = 906685296. Its totient is φ = 151114212.

The previous prime is 453342599. The next prime is 453342647. The reversal of 453342642 is 246243354.

It is a sphenic number, since it is the product of 3 distinct primes.

453342642 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (453342647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37778548 + ... + 37778559.

It is an arithmetic number, because the mean of its divisors is an integer number (113335662).

Almost surely, 2^453342642 is an apocalyptic number.

453342642 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

453342642 is a wasteful number, since it uses less digits than its factorization.

453342642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75557112.

The product of its digits is 69120, while the sum is 33.

The square root of 453342642 is about 21291.8444950173. The cubic root of 453342642 is about 768.2021596446.

Adding to 453342642 its reverse (246243354), we get a palindrome (699585996).

The spelling of 453342642 in words is "four hundred fifty-three million, three hundred forty-two thousand, six hundred forty-two".