3493844797 has 4 divisors (see below), whose sum is σ = 3495278556. Its totient is φ = 3492411040.

The previous prime is 3493844749. The next prime is 3493844819. The reversal of 3493844797 is 7974483943.

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

It can be written as a sum of positive squares in 2 ways, for example, as 211586116 + 3282258681 = 14546^2 + 57291^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3493844797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3493844737) 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, 713218 + ... + 718099.

It is an arithmetic number, because the mean of its divisors is an integer number (873819639).

Almost surely, 2^3493844797 is an apocalyptic number.

It is an amenable number.

3493844797 is a deficient number, since it is larger than the sum of its proper divisors (1433759).

3493844797 is a wasteful number, since it uses less digits than its factorization.

3493844797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1433758.

The product of its digits is 18289152, while the sum is 58.

The square root of 3493844797 is about 59108.7539794234. The cubic root of 3493844797 is about 1517.4039245564.

The spelling of 3493844797 in words is "three billion, four hundred ninety-three million, eight hundred forty-four thousand, seven hundred ninety-seven".