2046628782 has 40 divisors (see below), whose sum is σ = 5002874712. Its totient is φ = 620190000.

The previous prime is 2046628777. The next prime is 2046628807. The reversal of 2046628782 is 2878266402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 572469 + ... + 576032.

Almost surely, 2^2046628782 is an apocalyptic number.

2046628782 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2046628782 is an abundant number, since it is smaller than the sum of its proper divisors (2956245930).

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

2046628782 is a wasteful number, since it uses less digits than its factorization.

2046628782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1148526 (or 1148517 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 45.

The square root of 2046628782 is about 45239.6814975526. The cubic root of 2046628782 is about 1269.6373573472.

It can be divided in two parts, 204662 and 8782, that added together give a square (213444 = 462²).

The spelling of 2046628782 in words is "two billion, forty-six million, six hundred twenty-eight thousand, seven hundred eighty-two".