2621038870 has 16 divisors (see below), whose sum is σ = 4727566368. Its totient is φ = 1046260800.

The previous prime is 2621038867. The next prime is 2621038877. The reversal of 2621038870 is 788301262.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2621038877) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 264231 + ... + 273970.

It is an arithmetic number, because the mean of its divisors is an integer number (295472898).

Almost surely, 2^2621038870 is an apocalyptic number.

2621038870 is a deficient number, since it is larger than the sum of its proper divisors (2106527498).

2621038870 is a wasteful number, since it uses less digits than its factorization.

2621038870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538695.

The product of its (nonzero) digits is 32256, while the sum is 37.

The square root of 2621038870 is about 51196.0825649776. The cubic root of 2621038870 is about 1378.7678685743.

The spelling of 2621038870 in words is "two billion, six hundred twenty-one million, thirty-eight thousand, eight hundred seventy".