494064554 has 4 divisors (see below), whose sum is σ = 741096834. Its totient is φ = 247032276.

The previous prime is 494064551. The next prime is 494064563. The reversal of 494064554 is 455460494.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 479829025 + 14235529 = 21905^2 + 3773^2 .

It is not an unprimeable number, because it can be changed into a prime (494064551) 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 as a sum of consecutive naturals, namely, 123516137 + ... + 123516140.

Almost surely, 2^494064554 is an apocalyptic number.

494064554 is a deficient number, since it is larger than the sum of its proper divisors (247032280).

494064554 is a wasteful number, since it uses less digits than its factorization.

494064554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247032279.

The product of its (nonzero) digits is 345600, while the sum is 41.

The square root of 494064554 is about 22227.5629343390. The cubic root of 494064554 is about 790.5473715468.

The spelling of 494064554 in words is "four hundred ninety-four million, sixty-four thousand, five hundred fifty-four".