3718304397 has 24 divisors (see below), whose sum is σ = 5588271000. Its totient is φ = 2379527808.

The previous prime is 3718304383. The next prime is 3718304441. The reversal of 3718304397 is 7934038173.

3718304397 is a `hidden beast` number, since 37 + 183 + 0 + 439 + 7 = 666.

3718304397 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1719677961 + 1998626436 = 41469^2 + 44706^2 .

It is not a de Polignac number, because 3718304397 - 2⁶ = 3718304333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3718304197) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3979 + ... + 86327.

It is an arithmetic number, because the mean of its divisors is an integer number (232844625).

Almost surely, 2^3718304397 is an apocalyptic number.

It is an amenable number.

3718304397 is a deficient number, since it is larger than the sum of its proper divisors (1869966603).

3718304397 is a wasteful number, since it uses less digits than its factorization.

3718304397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82557 (or 82554 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 45.

The square root of 3718304397 is about 60977.9008904045. The cubic root of 3718304397 is about 1549.2267245192.

The spelling of 3718304397 in words is "three billion, seven hundred eighteen million, three hundred four thousand, three hundred ninety-seven".