552039990 has 64 divisors (see below), whose sum is σ = 1380395520. Its totient is φ = 141167360.

The previous prime is 552039989. The next prime is 552039991. The reversal of 552039990 is 99930255.

It is an interprime number because it is at equal distance from previous prime (552039989) and next prime (552039991).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552039991) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 68767 + ... + 76373.

It is an arithmetic number, because the mean of its divisors is an integer number (21568680).

Almost surely, 2^552039990 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 552039990, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (690197760).

552039990 is an abundant number, since it is smaller than the sum of its proper divisors (828355530).

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

552039990 is a wasteful number, since it uses less digits than its factorization.

552039990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7717.

The product of its (nonzero) digits is 109350, while the sum is 42.

The square root of 552039990 is about 23495.5312772450. The cubic root of 552039990 is about 820.3329948367.

The spelling of 552039990 in words is "five hundred fifty-two million, thirty-nine thousand, nine hundred ninety".