2046145220 has 48 divisors (see below), whose sum is σ = 4913328000. Its totient is φ = 701167104.

The previous prime is 2046145219. The next prime is 2046145249. The reversal of 2046145220 is 225416402.

It is a super-2 number, since 2×2046145220² = 8373420522657696800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2046145220.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 487772 + ... + 491948.

It is an arithmetic number, because the mean of its divisors is an integer number (102361000).

Almost surely, 2^2046145220 is an apocalyptic number.

2046145220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2046145220 is an abundant number, since it is smaller than the sum of its proper divisors (2867182780).

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

2046145220 is a wasteful number, since it uses less digits than its factorization.

2046145220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7692 (or 7690 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 2046145220 is about 45234.3367365987. The cubic root of 2046145220 is about 1269.5373560272.

The spelling of 2046145220 in words is "two billion, forty-six million, one hundred forty-five thousand, two hundred twenty".