3709423 has 2 divisors, whose sum is σ = 3709424. Its totient is φ = 3709422.

The previous prime is 3709421. The next prime is 3709441. The reversal of 3709423 is 3249073.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3709423 - 2¹ = 3709421 is a prime.

Together with 3709421, it forms a pair of twin primes.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 3709391 and 3709400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3709421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1854711 + 1854712.

It is an arithmetic number, because the mean of its divisors is an integer number (1854712).

Almost surely, 2^3709423 is an apocalyptic number.

3709423 is a deficient number, since it is larger than the sum of its proper divisors (1).

3709423 is an equidigital number, since it uses as much as digits as its factorization.

3709423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 3709423 is about 1925.9862408647. The cubic root of 3709423 is about 154.7992266941.

The spelling of 3709423 in words is "three million, seven hundred nine thousand, four hundred twenty-three".