2750405634 has 12 divisors (see below), whose sum is σ = 5959212246. Its totient is φ = 916801872.

The previous prime is 2750405633. The next prime is 2750405641. The reversal of 2750405634 is 4365040572.

2750405634 is a `hidden beast` number, since 2 + 7 + 50 + 40 + 563 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2510310609 + 240095025 = 50103^2 + 15495^2 .

It is not an unprimeable number, because it can be changed into a prime (2750405633) 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 5 ways as a sum of consecutive naturals, for example, 76400139 + ... + 76400174.

Almost surely, 2^2750405634 is an apocalyptic number.

2750405634 is an abundant number, since it is smaller than the sum of its proper divisors (3208806612).

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

2750405634 is a wasteful number, since it uses less digits than its factorization.

2750405634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152800321 (or 152800318 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 36.

The square root of 2750405634 is about 52444.3098343376. The cubic root of 2750405634 is about 1401.0885469363.

The spelling of 2750405634 in words is "two billion, seven hundred fifty million, four hundred five thousand, six hundred thirty-four".