3506640376 has 8 divisors (see below), whose sum is σ = 6574950720. Its totient is φ = 1753320184.

The previous prime is 3506640359. The next prime is 3506640391. The reversal of 3506640376 is 6730466053.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 219165016 + ... + 219165031.

It is an arithmetic number, because the mean of its divisors is an integer number (821868840).

Almost surely, 2^3506640376 is an apocalyptic number.

It is an amenable number.

3506640376 is a deficient number, since it is larger than the sum of its proper divisors (3068310344).

3506640376 is a wasteful number, since it uses less digits than its factorization.

3506640376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438330053 (or 438330049 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 40.

The square root of 3506640376 is about 59216.8926574166. The cubic root of 3506640376 is about 1519.2540742162.

The spelling of 3506640376 in words is "three billion, five hundred six million, six hundred forty thousand, three hundred seventy-six".