552263994 has 160 divisors (see below), whose sum is σ = 1411344000. Its totient is φ = 160465536.

The previous prime is 552263993. The next prime is 552264047. The reversal of 552263994 is 499362255.

552263994 is a `hidden beast` number, since 5 + 5 + 2 + 2 + 639 + 9 + 4 = 666.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (552263993) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 2052892 + ... + 2053160.

It is an arithmetic number, because the mean of its divisors is an integer number (8820900).

Almost surely, 2^552263994 is an apocalyptic number.

552263994 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 552263994, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (705672000).

552263994 is an abundant number, since it is smaller than the sum of its proper divisors (859080006).

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

552263994 is a wasteful number, since it uses less digits than its factorization.

552263994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354 (or 345 counting only the distinct ones).

The product of its digits is 583200, while the sum is 45.

The square root of 552263994 is about 23500.2977427947. The cubic root of 552263994 is about 820.4439366926.

The spelling of 552263994 in words is "five hundred fifty-two million, two hundred sixty-three thousand, nine hundred ninety-four".