2628532774 has 24 divisors (see below), whose sum is σ = 4673068848. Its totient is φ = 1105256880.

The previous prime is 2628532771. The next prime is 2628532787. The reversal of 2628532774 is 4772358262.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2628532771) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 247842 + ... + 258229.

It is an arithmetic number, because the mean of its divisors is an integer number (194711202).

Almost surely, 2^2628532774 is an apocalyptic number.

2628532774 is a deficient number, since it is larger than the sum of its proper divisors (2044536074).

2628532774 is a wasteful number, since it uses less digits than its factorization.

2628532774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506140 (or 506133 counting only the distinct ones).

The product of its digits is 1128960, while the sum is 46.

The square root of 2628532774 is about 51269.2185819133. The cubic root of 2628532774 is about 1380.0806460607.

The spelling of 2628532774 in words is "two billion, six hundred twenty-eight million, five hundred thirty-two thousand, seven hundred seventy-four".