2652281646 has 16 divisors (see below), whose sum is σ = 6062358144. Its totient is φ = 757794744.

The previous prime is 2652281641. The next prime is 2652281651. The reversal of 2652281646 is 6461822562.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2652281641) and next prime (2652281651).

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 63149563 = 2652281646 / (2 + 6 + 5 + 2 + 2 + 8 + 1 + 6 + 4 + 6).

It is a junction number, because it is equal to n+sod(n) for n = 2652281598 and 2652281607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2652281641) 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 7 ways as a sum of consecutive naturals, for example, 31574740 + ... + 31574823.

It is an arithmetic number, because the mean of its divisors is an integer number (378897384).

Almost surely, 2^2652281646 is an apocalyptic number.

2652281646 is an abundant number, since it is smaller than the sum of its proper divisors (3410076498).

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

2652281646 is a wasteful number, since it uses less digits than its factorization.

2652281646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63149575.

The product of its digits is 276480, while the sum is 42.

The square root of 2652281646 is about 51500.3072418020. The cubic root of 2652281646 is about 1384.2245475121.

The spelling of 2652281646 in words is "two billion, six hundred fifty-two million, two hundred eighty-one thousand, six hundred forty-six".