552122040 has 64 divisors (see below), whose sum is σ = 1666344960. Its totient is φ = 146345600.

The previous prime is 552122023. The next prime is 552122101. The reversal of 552122040 is 40221255.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 552121998 and 552122016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6265 + ... + 33815.

It is an arithmetic number, because the mean of its divisors is an integer number (26036640).

Almost surely, 2^552122040 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 552122040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (833172480).

552122040 is an abundant number, since it is smaller than the sum of its proper divisors (1114222920).

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

552122040 is a wasteful number, since it uses less digits than its factorization.

552122040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27732 (or 27728 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 552122040 is about 23497.2772890818. The cubic root of 552122040 is about 820.3736350011.

Adding to 552122040 its reverse (40221255), we get a palindrome (592343295).

The spelling of 552122040 in words is "five hundred fifty-two million, one hundred twenty-two thousand, forty".