1162221600 has 72 divisors (see below), whose sum is σ = 3783039120. Its totient is φ = 309925120.

The previous prime is 1162221581. The next prime is 1162221601. The reversal of 1162221600 is 61222611.

It is not an unprimeable number, because it can be changed into a prime (1162221601) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 239730 + ... + 244529.

It is an arithmetic number, because the mean of its divisors is an integer number (52542210).

Almost surely, 2^1162221600 is an apocalyptic number.

1162221600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1162221600 is an abundant number, since it is smaller than the sum of its proper divisors (2620817520).

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

1162221600 is a wasteful number, since it uses less digits than its factorization.

1162221600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484282 (or 484269 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 1162221600 is about 34091.3713423206. The cubic root of 1162221600 is about 1051.3879151790.

The spelling of 1162221600 in words is "one billion, one hundred sixty-two million, two hundred twenty-one thousand, six hundred".