554156244 has 72 divisors (see below), whose sum is σ = 1467648000. Its totient is φ = 176065344.

The previous prime is 554156243. The next prime is 554156303. The reversal of 554156244 is 442651455.

554156244 is a `hidden beast` number, since 5 + 54 + 1 + 562 + 44 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 554156199 and 554156208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (554156243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 79117 + ... + 85835.

It is an arithmetic number, because the mean of its divisors is an integer number (20384000).

Almost surely, 2^554156244 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 554156244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (733824000).

554156244 is an abundant number, since it is smaller than the sum of its proper divisors (913491756).

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

554156244 is a wasteful number, since it uses less digits than its factorization.

554156244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6837 (or 6832 counting only the distinct ones).

The product of its digits is 96000, while the sum is 36.

The square root of 554156244 is about 23540.5234436280. The cubic root of 554156244 is about 821.3799113377.

The spelling of 554156244 in words is "five hundred fifty-four million, one hundred fifty-six thousand, two hundred forty-four".