3494047 has 4 divisors (see below), whose sum is σ = 3498120. Its totient is φ = 3489976.

The previous prime is 3494033. The next prime is 3494053. The reversal of 3494047 is 7404943.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3494047 - 2¹⁵ = 3461279 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a pancake number, because a pancake can be divided into 3494047 parts by 2643 straight cuts.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3494017) 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, 193 + ... + 2650.

It is an arithmetic number, because the mean of its divisors is an integer number (874530).

Almost surely, 2^3494047 is an apocalyptic number.

3494047 is a deficient number, since it is larger than the sum of its proper divisors (4073).

3494047 is a wasteful number, since it uses less digits than its factorization.

3494047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4072.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 3494047 is about 1869.2370101194. The cubic root of 3494047 is about 151.7433196769.

The spelling of 3494047 in words is "three million, four hundred ninety-four thousand, forty-seven".