1146190220 has 24 divisors (see below), whose sum is σ = 2750856864. Its totient is φ = 392979456.

The previous prime is 1146190217. The next prime is 1146190231. The reversal of 1146190220 is 220916411.

It is a self number, because there is not a number n which added to its sum of digits gives 1146190220.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4093397 + ... + 4093676.

It is an arithmetic number, because the mean of its divisors is an integer number (114619036).

Almost surely, 2^1146190220 is an apocalyptic number.

1146190220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1146190220 is an abundant number, since it is smaller than the sum of its proper divisors (1604666644).

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

1146190220 is a wasteful number, since it uses less digits than its factorization.

1146190220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8187089 (or 8187087 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 1146190220 is about 33855.4311743330. The cubic root of 1146190220 is about 1046.5313263458.

The spelling of 1146190220 in words is "one billion, one hundred forty-six million, one hundred ninety thousand, two hundred twenty".