2054691 has 6 divisors (see below), whose sum is σ = 2967900. Its totient is φ = 1369788.

The previous prime is 2054687. The next prime is 2054707. The reversal of 2054691 is 1964502.

It is not a de Polignac number, because 2054691 - 2² = 2054687 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2054491) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 114141 + ... + 114158.

It is an arithmetic number, because the mean of its divisors is an integer number (494650).

2^2054691 is an apocalyptic number.

2054691 is a deficient number, since it is larger than the sum of its proper divisors (913209).

2054691 is a wasteful number, since it uses less digits than its factorization.

2054691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228305 (or 228302 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 2054691 is about 1433.4193385050. The cubic root of 2054691 is about 127.1302320022.

The spelling of 2054691 in words is "two million, fifty-four thousand, six hundred ninety-one".