2191486602 has 16 divisors (see below), whose sum is σ = 4402284192. Its totient is φ = 727277040.

The previous prime is 2191486601. The next prime is 2191486663. The reversal of 2191486602 is 2066841912.

2191486602 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 2×2191486602² = 9605227053491012808, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2191486601) 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, 803149 + ... + 805872.

It is an arithmetic number, because the mean of its divisors is an integer number (275142762).

Almost surely, 2^2191486602 is an apocalyptic number.

2191486602 is an abundant number, since it is smaller than the sum of its proper divisors (2210797590).

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

2191486602 is a wasteful number, since it uses less digits than its factorization.

2191486602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1609253.

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 2191486602 is about 46813.3165028926. The cubic root of 2191486602 is about 1298.9116338422.

The spelling of 2191486602 in words is "two billion, one hundred ninety-one million, four hundred eighty-six thousand, six hundred two".