3156622230 has 64 divisors (see below), whose sum is σ = 7787586240. Its totient is φ = 818528256.

The previous prime is 3156622229. The next prime is 3156622241. The reversal of 3156622230 is 322266513.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 170886 + ... + 188454.

It is an arithmetic number, because the mean of its divisors is an integer number (121681035).

Almost surely, 2^3156622230 is an apocalyptic number.

3156622230 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3156622230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3893793120).

3156622230 is an abundant number, since it is smaller than the sum of its proper divisors (4630964010).

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

3156622230 is a wasteful number, since it uses less digits than its factorization.

3156622230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17745.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 3156622230 is about 56183.8253414628. The cubic root of 3156622230 is about 1466.9237394311.

Adding to 3156622230 its reverse (322266513), we get a palindrome (3478888743).

The spelling of 3156622230 in words is "three billion, one hundred fifty-six million, six hundred twenty-two thousand, two hundred thirty".