3706859491 has 2 divisors, whose sum is σ = 3706859492. Its totient is φ = 3706859490.

The previous prime is 3706859477. The next prime is 3706859501. The reversal of 3706859491 is 1949586073.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3706859491 - 2⁵ = 3706859459 is a prime.

It is not a weakly prime, because it can be changed into another prime (3706859461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1853429745 + 1853429746.

It is an arithmetic number, because the mean of its divisors is an integer number (1853429746).

Almost surely, 2^3706859491 is an apocalyptic number.

3706859491 is a deficient number, since it is larger than the sum of its proper divisors (1).

3706859491 is an equidigital number, since it uses as much as digits as its factorization.

3706859491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1632960, while the sum is 52.

The square root of 3706859491 is about 60883.9838627533. The cubic root of 3706859491 is about 1547.6355891333.

The spelling of 3706859491 in words is "three billion, seven hundred six million, eight hundred fifty-nine thousand, four hundred ninety-one".