3730986997 has 2 divisors, whose sum is σ = 3730986998. Its totient is φ = 3730986996.

The previous prime is 3730986983. The next prime is 3730987009. The reversal of 3730986997 is 7996890373.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3709540836 + 21446161 = 60906^2 + 4631^2 .

It is a cyclic number.

It is not a de Polignac number, because 3730986997 - 2¹⁵ = 3730954229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3730936997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1865493498 + 1865493499.

It is an arithmetic number, because the mean of its divisors is an integer number (1865493499).

Almost surely, 2^3730986997 is an apocalyptic number.

It is an amenable number.

3730986997 is a deficient number, since it is larger than the sum of its proper divisors (1).

3730986997 is an equidigital number, since it uses as much as digits as its factorization.

3730986997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15431472, while the sum is 61.

The square root of 3730986997 is about 61081.8057771707. The cubic root of 3730986997 is about 1550.9861219856.

The spelling of 3730986997 in words is "three billion, seven hundred thirty million, nine hundred eighty-six thousand, nine hundred ninety-seven".