849262690 has 16 divisors (see below), whose sum is σ = 1530923328. Its totient is φ = 339204976.

The previous prime is 849262681. The next prime is 849262691. The reversal of 849262690 is 96262948.

849262690 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×849262690² = 1442494233252072200, 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 849262690.

It is not an unprimeable number, because it can be changed into a prime (849262691) 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, 55342 + ... + 69001.

It is an arithmetic number, because the mean of its divisors is an integer number (95682708).

Almost surely, 2^849262690 is an apocalyptic number.

849262690 is a deficient number, since it is larger than the sum of its proper divisors (681660638).

849262690 is a wasteful number, since it uses less digits than its factorization.

849262690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125033.

The product of its (nonzero) digits is 373248, while the sum is 46.

The square root of 849262690 is about 29142.1119687644. Note that the first 3 decimals coincide. The cubic root of 849262690 is about 946.9942637011.

It can be divided in two parts, 84926 and 2690, that added together give a square (87616 = 296²).

The spelling of 849262690 in words is "eight hundred forty-nine million, two hundred sixty-two thousand, six hundred ninety".