454981742 has 8 divisors (see below), whose sum is σ = 682567536. Its totient is φ = 227459232.

The previous prime is 454981741. The next prime is 454981763. The reversal of 454981742 is 247189454.

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

It is a junction number, because it is equal to n+sod(n) for n = 454981693 and 454981702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454981741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11798 + ... + 32390.

It is an arithmetic number, because the mean of its divisors is an integer number (85320942).

Almost surely, 2^454981742 is an apocalyptic number.

454981742 is a deficient number, since it is larger than the sum of its proper divisors (227585794).

454981742 is a wasteful number, since it uses less digits than its factorization.

454981742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31642.

The product of its digits is 322560, while the sum is 44.

The square root of 454981742 is about 21330.3010292870. The cubic root of 454981742 is about 769.1268801170.

The spelling of 454981742 in words is "four hundred fifty-four million, nine hundred eighty-one thousand, seven hundred forty-two".