554404126 has 4 divisors (see below), whose sum is σ = 831606192. Its totient is φ = 277202062.

The previous prime is 554404111. The next prime is 554404127. The reversal of 554404126 is 621404455.

It is a happy number.

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

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (554404127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138601030 + ... + 138601033.

It is an arithmetic number, because the mean of its divisors is an integer number (207901548).

Almost surely, 2^554404126 is an apocalyptic number.

554404126 is a deficient number, since it is larger than the sum of its proper divisors (277202066).

554404126 is a wasteful number, since it uses less digits than its factorization.

554404126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277202065.

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 554404126 is about 23545.7878611016. The cubic root of 554404126 is about 821.5023647350.

The spelling of 554404126 in words is "five hundred fifty-four million, four hundred four thousand, one hundred twenty-six".