553003994 has 16 divisors (see below), whose sum is σ = 854921760. Its totient is φ = 268122960.

The previous prime is 553003993. The next prime is 553004027. The reversal of 553003994 is 499300355.

It is not an unprimeable number, because it can be changed into a prime (553003993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11177 + ... + 35084.

It is an arithmetic number, because the mean of its divisors is an integer number (53432610).

Almost surely, 2^553003994 is an apocalyptic number.

553003994 is a deficient number, since it is larger than the sum of its proper divisors (301917766).

553003994 is a wasteful number, since it uses less digits than its factorization.

553003994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46445.

The product of its (nonzero) digits is 72900, while the sum is 38.

The square root of 553003994 is about 23516.0369535345. The cubic root of 553003994 is about 820.8102213859.

The spelling of 553003994 in words is "five hundred fifty-three million, three thousand, nine hundred ninety-four".