2690932845 has 32 divisors (see below), whose sum is σ = 4353523200. Its totient is φ = 1419213824.

The previous prime is 2690932841. The next prime is 2690932861. The reversal of 2690932845 is 5482390962.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2690932845 - 2² = 2690932841 is a prime.

It is a super-2 number, since 2×2690932845² = 14482239152599588050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2690932794 and 2690932803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2690932841) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 861196 + ... + 864314.

It is an arithmetic number, because the mean of its divisors is an integer number (136047600).

Almost surely, 2^2690932845 is an apocalyptic number.

It is an amenable number.

2690932845 is a deficient number, since it is larger than the sum of its proper divisors (1662590355).

2690932845 is a wasteful number, since it uses less digits than its factorization.

2690932845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3749.

The product of its (nonzero) digits is 933120, while the sum is 48.

The square root of 2690932845 is about 51874.2021143458. The cubic root of 2690932845 is about 1390.9161610229.

The spelling of 2690932845 in words is "two billion, six hundred ninety million, nine hundred thirty-two thousand, eight hundred forty-five".