3540939 has 4 divisors (see below), whose sum is σ = 4721256. Its totient is φ = 2360624.

The previous prime is 3540931. The next prime is 3540991. The reversal of 3540939 is 9390453.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3540939 - 2³ = 3540931 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (3540931) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 590154 + ... + 590159.

It is an arithmetic number, because the mean of its divisors is an integer number (1180314).

Almost surely, 2^3540939 is an apocalyptic number.

3540939 is a deficient number, since it is larger than the sum of its proper divisors (1180317).

3540939 is a wasteful number, since it uses less digits than its factorization.

3540939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1180316.

The product of its (nonzero) digits is 14580, while the sum is 33.

The square root of 3540939 is about 1881.7382921118. The cubic root of 3540939 is about 152.4191311810.

The spelling of 3540939 in words is "three million, five hundred forty thousand, nine hundred thirty-nine".