3550005522 has 64 divisors (see below), whose sum is σ = 9098707200. Its totient is φ = 1004970240.

The previous prime is 3550005497. The next prime is 3550005539. The reversal of 3550005522 is 2255000553.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1879 + ... + 84282.

It is an arithmetic number, because the mean of its divisors is an integer number (142167300).

Almost surely, 2^3550005522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3550005522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4549353600).

3550005522 is an abundant number, since it is smaller than the sum of its proper divisors (5548701678).

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

3550005522 is a wasteful number, since it uses less digits than its factorization.

3550005522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86288 (or 86282 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 27.

The square root of 3550005522 is about 59581.9227786415. The cubic root of 3550005522 is about 1525.4910928630.

The spelling of 3550005522 in words is "three billion, five hundred fifty million, five thousand, five hundred twenty-two".