3540993 has 8 divisors (see below), whose sum is σ = 4730400. Its totient is φ = 2356128.

The previous prime is 3540991. The next prime is 3541019. The reversal of 3540993 is 3990453.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3540993 - 2¹ = 3540991 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3540991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1698 + ... + 3156.

It is an arithmetic number, because the mean of its divisors is an integer number (591300).

It is a Proth number, since it is equal to 1729 ⋅ 2¹¹ + 1 and 1729 < 2¹¹.

Almost surely, 2^3540993 is an apocalyptic number.

It is an amenable number.

3540993 is a deficient number, since it is larger than the sum of its proper divisors (1189407).

3540993 is a wasteful number, since it uses less digits than its factorization.

3540993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2271.

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

The square root of 3540993 is about 1881.7526404924. The cubic root of 3540993 is about 152.4199059841.

The spelling of 3540993 in words is "three million, five hundred forty thousand, nine hundred ninety-three".