2709540136 has 8 divisors (see below), whose sum is σ = 5080387770. Its totient is φ = 1354770064.

The previous prime is 2709540109. The next prime is 2709540143. The reversal of 2709540136 is 6310459072.

It can be written as a sum of positive squares in only one way, i.e., 2074802500 + 634737636 = 45550^2 + 25194^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 2709540095 and 2709540104.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169346251 + ... + 169346266.

Almost surely, 2^2709540136 is an apocalyptic number.

It is an amenable number.

2709540136 is a deficient number, since it is larger than the sum of its proper divisors (2370847634).

2709540136 is a wasteful number, since it uses less digits than its factorization.

2709540136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338692523 (or 338692519 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 2709540136 is about 52053.2432803183. The cubic root of 2709540136 is about 1394.1147736575.

The spelling of 2709540136 in words is "two billion, seven hundred nine million, five hundred forty thousand, one hundred thirty-six".