3540705 has 16 divisors (see below), whose sum is σ = 6474624. Its totient is φ = 1618560.

The previous prime is 3540703. The next prime is 3540721. The reversal of 3540705 is 5070453.

It is not a de Polignac number, because 3540705 - 2¹ = 3540703 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3540703) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16756 + ... + 16965.

It is an arithmetic number, because the mean of its divisors is an integer number (404664).

Almost surely, 2^3540705 is an apocalyptic number.

3540705 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3540705 is a deficient number, since it is larger than the sum of its proper divisors (2933919).

3540705 is a wasteful number, since it uses less digits than its factorization.

3540705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33736.

The product of its (nonzero) digits is 2100, while the sum is 24.

The square root of 3540705 is about 1881.6761145319. The cubic root of 3540705 is about 152.4157736100.

The spelling of 3540705 in words is "three million, five hundred forty thousand, seven hundred five".