2102641736 has 32 divisors (see below), whose sum is σ = 4495470840. Its totient is φ = 913363968.

The previous prime is 2102641733. The next prime is 2102641763. The reversal of 2102641736 is 6371462012.

It can be written as a sum of positive squares in 4 ways, for example, as 1714788100 + 387853636 = 41410^2 + 19694^2 .

It is a super-2 number, since 2×2102641736² = 8842204539938187392, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2102641733) 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, 592871 + ... + 596406.

Almost surely, 2^2102641736 is an apocalyptic number.

2102641736 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2102641736 is an abundant number, since it is smaller than the sum of its proper divisors (2392829104).

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

2102641736 is a wasteful number, since it uses less digits than its factorization.

2102641736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1189313 (or 1189309 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 2102641736 is about 45854.5715932447. The cubic root of 2102641736 is about 1281.1159164988.

The spelling of 2102641736 in words is "two billion, one hundred two million, six hundred forty-one thousand, seven hundred thirty-six".