8261900 has 18 divisors (see below), whose sum is σ = 17928540. Its totient is φ = 3304720.

The previous prime is 8261893. The next prime is 8261909. The reversal of 8261900 is 91628.

It is a super-2 number, since 2×8261900² = 136517983220000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8261900.

It is not an unprimeable number, because it can be changed into a prime (8261909) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 41210 + ... + 41409.

It is an arithmetic number, because the mean of its divisors is an integer number (996030).

Almost surely, 2^8261900 is an apocalyptic number.

It is an amenable number.

8261900 is an abundant number, since it is smaller than the sum of its proper divisors (9666640).

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

8261900 is a wasteful number, since it uses less digits than its factorization.

8261900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82633 (or 82626 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 8261900 is about 2874.3521009090. The cubic root of 8261900 is about 202.1591073995.

The spelling of 8261900 in words is "eight million, two hundred sixty-one thousand, nine hundred".