3487693 has 4 divisors (see below), whose sum is σ = 3804768. Its totient is φ = 3170620.

The previous prime is 3487691. The next prime is 3487699. The reversal of 3487693 is 3967843.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3487693 - 2¹ = 3487691 is a prime.

3487693 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3487691) 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, 158521 + ... + 158542.

It is an arithmetic number, because the mean of its divisors is an integer number (951192).

Almost surely, 2^3487693 is an apocalyptic number.

It is an amenable number.

3487693 is a deficient number, since it is larger than the sum of its proper divisors (317075).

3487693 is a wasteful number, since it uses less digits than its factorization.

3487693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317074.

The product of its digits is 108864, while the sum is 40.

The square root of 3487693 is about 1867.5366127602. The cubic root of 3487693 is about 151.6512810273.

It can be divided in two parts, 34876 and 93, that added together give a square (34969 = 187²).

The spelling of 3487693 in words is "three million, four hundred eighty-seven thousand, six hundred ninety-three".