1658016222 has 64 divisors (see below), whose sum is σ = 3565995840. Its totient is φ = 512096256.

The previous prime is 1658016221. The next prime is 1658016229. The reversal of 1658016222 is 2226108561.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1658016221) by changing a digit.

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, 2189868 + ... + 2190624.

It is an arithmetic number, because the mean of its divisors is an integer number (55718685).

Almost surely, 2^1658016222 is an apocalyptic number.

1658016222 is an abundant number, since it is smaller than the sum of its proper divisors (1907979618).

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

1658016222 is a wasteful number, since it uses less digits than its factorization.

1658016222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1085.

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 1658016222 is about 40718.7453392169. The cubic root of 1658016222 is about 1183.5762951403.

The spelling of 1658016222 in words is "one billion, six hundred fifty-eight million, sixteen thousand, two hundred twenty-two".