2756742032 has 60 divisors (see below), whose sum is σ = 6216313068. Its totient is φ = 1179340800.

The previous prime is 2756742029. The next prime is 2756742061. The reversal of 2756742032 is 2302476572.

It can be written as a sum of positive squares in 2 ways, for example, as 1530061456 + 1226680576 = 39116^2 + 35024^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8969 + ... + 74792.

Almost surely, 2^2756742032 is an apocalyptic number.

2756742032 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2756742032 is an abundant number, since it is smaller than the sum of its proper divisors (3459571036).

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

2756742032 is a wasteful number, since it uses less digits than its factorization.

2756742032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83808 (or 83791 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 38.

The square root of 2756742032 is about 52504.6858099351. The cubic root of 2756742032 is about 1402.1636666271.

The spelling of 2756742032 in words is "two billion, seven hundred fifty-six million, seven hundred forty-two thousand, thirty-two".