2853540 has 72 divisors (see below), whose sum is σ = 8805888. Its totient is φ = 747840.

The previous prime is 2853533. The next prime is 2853547. The reversal of 2853540 is 453582.

It is an interprime number because it is at equal distance from previous prime (2853533) and next prime (2853547).

It is not an unprimeable number, because it can be changed into a prime (2853547) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14845 + ... + 15035.

It is an arithmetic number, because the mean of its divisors is an integer number (122304).

2^2853540 is an apocalyptic number.

2853540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2853540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4402944).

2853540 is an abundant number, since it is smaller than the sum of its proper divisors (5952348).

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

2853540 is a wasteful number, since it uses less digits than its factorization.

2853540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289 (or 284 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 2853540 is about 1689.2424337554. The cubic root of 2853540 is about 141.8386715061.

The spelling of 2853540 in words is "two million, eight hundred fifty-three thousand, five hundred forty".