2705940 has 48 divisors (see below), whose sum is σ = 8420160. Its totient is φ = 721440.

The previous prime is 2705939. The next prime is 2705951. The reversal of 2705940 is 495072.

2705940 is a `hidden beast` number, since 2 + 70 + 594 + 0 = 666.

2705940 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2705940² = 14644222567200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1966 + ... + 3045.

It is an arithmetic number, because the mean of its divisors is an integer number (175420).

2^2705940 is an apocalyptic number.

2705940 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2705940 is an abundant number, since it is smaller than the sum of its proper divisors (5714220).

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

2705940 is a wasteful number, since it uses less digits than its factorization.

2705940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5029 (or 5021 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 2705940 is about 1644.9741639309. The cubic root of 2705940 is about 139.3497051698.

The spelling of 2705940 in words is "two million, seven hundred five thousand, nine hundred forty".