2109279062 has 16 divisors (see below), whose sum is σ = 3456134352. Its totient is φ = 957489120.

The previous prime is 2109279061. The next prime is 2109279079. The reversal of 2109279062 is 2609729012.

It is a super-2 number, since 2×2109279062² = 8898116322783199688, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2109279061) 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, 46673 + ... + 79980.

It is an arithmetic number, because the mean of its divisors is an integer number (216008397).

Almost surely, 2^2109279062 is an apocalyptic number.

2109279062 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2109279062 is a deficient number, since it is larger than the sum of its proper divisors (1346855290).

2109279062 is a wasteful number, since it uses less digits than its factorization.

2109279062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127423.

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 2109279062 is about 45926.8882246555. Note that the first 3 decimals coincide. The cubic root of 2109279062 is about 1282.4625165516.

The spelling of 2109279062 in words is "two billion, one hundred nine million, two hundred seventy-nine thousand, sixty-two".