2649298000 has 40 divisors (see below), whose sum is σ = 6406007400. Its totient is φ = 1059718400.

The previous prime is 2649297949. The next prime is 2649298039. The reversal of 2649298000 is 8929462.

It can be written as a sum of positive squares in 4 ways, for example, as 178810384 + 2470487616 = 13372^2 + 49704^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 660325 + ... + 664324.

It is an arithmetic number, because the mean of its divisors is an integer number (160150185).

Almost surely, 2^2649298000 is an apocalyptic number.

2649298000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2649298000 is an abundant number, since it is smaller than the sum of its proper divisors (3756709400).

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

2649298000 is a wasteful number, since it uses less digits than its factorization.

2649298000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1324672 (or 1324656 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 2649298000 is about 51471.3318265615. The cubic root of 2649298000 is about 1383.7052982733.

The spelling of 2649298000 in words is "two billion, six hundred forty-nine million, two hundred ninety-eight thousand".