454740542 has 8 divisors (see below), whose sum is σ = 683591832. Its totient is φ = 226876600.

The previous prime is 454740541. The next prime is 454740551. The reversal of 454740542 is 245047454.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454740541) 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, 245684 + ... + 247527.

It is an arithmetic number, because the mean of its divisors is an integer number (85448979).

Almost surely, 2^454740542 is an apocalyptic number.

454740542 is a deficient number, since it is larger than the sum of its proper divisors (228851290).

454740542 is a wasteful number, since it uses less digits than its factorization.

454740542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493674.

The product of its (nonzero) digits is 89600, while the sum is 35.

The square root of 454740542 is about 21324.6463511121. The cubic root of 454740542 is about 768.9909433836.

Adding to 454740542 its reverse (245047454), we get a palindrome (699787996).

The spelling of 454740542 in words is "four hundred fifty-four million, seven hundred forty thousand, five hundred forty-two".