454642004 has 6 divisors (see below), whose sum is σ = 795623514. Its totient is φ = 227321000.

The previous prime is 454641997. The next prime is 454642021. The reversal of 454642004 is 400246454.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 262764100 + 191877904 = 16210^2 + 13852^2 .

It is a super-2 number, since 2×454642004² = 413398703602272032, which contains 22 as substring.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 56830247 + ... + 56830254.

It is an arithmetic number, because the mean of its divisors is an integer number (132603919).

Almost surely, 2^454642004 is an apocalyptic number.

It is an amenable number.

454642004 is a deficient number, since it is larger than the sum of its proper divisors (340981510).

454642004 is a wasteful number, since it uses less digits than its factorization.

454642004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113660505 (or 113660503 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

The square root of 454642004 is about 21322.3358007513. The cubic root of 454642004 is about 768.9353950020.

Adding to 454642004 its reverse (400246454), we get a palindrome (854888458).

The spelling of 454642004 in words is "four hundred fifty-four million, six hundred forty-two thousand, four".