2054864 has 30 divisors (see below), whose sum is σ = 4633074. Its totient is φ = 880320.

The previous prime is 2054861. The next prime is 2054873. The reversal of 2054864 is 4684502.

It can be written as a sum of positive squares in only one way, i.e., 1960000 + 94864 = 1400^2 + 308^2 .

It is a nialpdrome in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2054861) 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, 527 + ... + 2094.

2^2054864 is an apocalyptic number.

It is an amenable number.

2054864 is an abundant number, since it is smaller than the sum of its proper divisors (2578210).

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

2054864 is a wasteful number, since it uses less digits than its factorization.

2054864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2643 (or 2630 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 2054864 is about 1433.4796824511. The cubic root of 2054864 is about 127.1337999211.

The spelling of 2054864 in words is "two million, fifty-four thousand, eight hundred sixty-four".