454512042 has 24 divisors (see below), whose sum is σ = 985589280. Its totient is φ = 151378920.

The previous prime is 454512031. The next prime is 454512061. The reversal of 454512042 is 240215454.

454512042 is a `hidden beast` number, since 4 + 5 + 451 + 204 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 454511997 and 454512015.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13459 + ... + 33017.

It is an arithmetic number, because the mean of its divisors is an integer number (41066220).

Almost surely, 2^454512042 is an apocalyptic number.

454512042 is an abundant number, since it is smaller than the sum of its proper divisors (531077238).

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

454512042 is a wasteful number, since it uses less digits than its factorization.

454512042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20858 (or 20855 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 454512042 is about 21319.2880275116. The cubic root of 454512042 is about 768.8621198356.

Adding to 454512042 its reverse (240215454), we get a palindrome (694727496).

The spelling of 454512042 in words is "four hundred fifty-four million, five hundred twelve thousand, forty-two".