3704046421 has 2 divisors, whose sum is σ = 3704046422. Its totient is φ = 3704046420.

The previous prime is 3704046403. The next prime is 3704046433. The reversal of 3704046421 is 1246404073.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3151138225 + 552908196 = 56135^2 + 23514^2 .

It is a cyclic number.

It is not a de Polignac number, because 3704046421 - 2⁵ = 3704046389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3704046481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1852023210 + 1852023211.

It is an arithmetic number, because the mean of its divisors is an integer number (1852023211).

Almost surely, 2^3704046421 is an apocalyptic number.

It is an amenable number.

3704046421 is a deficient number, since it is larger than the sum of its proper divisors (1).

3704046421 is an equidigital number, since it uses as much as digits as its factorization.

3704046421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 3704046421 is about 60860.8775897949. The cubic root of 3704046421 is about 1547.2439989823.

The spelling of 3704046421 in words is "three billion, seven hundred four million, forty-six thousand, four hundred twenty-one".