47550222 has 24 divisors (see below), whose sum is σ = 104971464. Its totient is φ = 15550704.

The previous prime is 47550211. The next prime is 47550233. The reversal of 47550222 is 22205574.

It is an interprime number because it is at equal distance from previous prime (47550211) and next prime (47550233).

It is a super-2 number, since 2×47550222² = 4522047224498568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23968 + ... + 25875.

It is an arithmetic number, because the mean of its divisors is an integer number (4373811).

Almost surely, 2^47550222 is an apocalyptic number.

47550222 is an abundant number, since it is smaller than the sum of its proper divisors (57421242).

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

47550222 is a wasteful number, since it uses less digits than its factorization.

47550222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49904 (or 49901 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 27.

The square root of 47550222 is about 6895.6669003078. Note that the first 3 decimals coincide. The cubic root of 47550222 is about 362.2854143385.

Adding to 47550222 its reverse (22205574), we get a palindrome (69755796).

The spelling of 47550222 in words is "forty-seven million, five hundred fifty thousand, two hundred twenty-two".