3472739 has 2 divisors, whose sum is σ = 3472740. Its totient is φ = 3472738.

The previous prime is 3472717. The next prime is 3472751. The reversal of 3472739 is 9372743.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3472739 - 2¹⁶ = 3407203 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 3472699 and 3472708.

It is not a weakly prime, because it can be changed into another prime (3472769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1736369 + 1736370.

It is an arithmetic number, because the mean of its divisors is an integer number (1736370).

Almost surely, 2^3472739 is an apocalyptic number.

3472739 is a deficient number, since it is larger than the sum of its proper divisors (1).

3472739 is an equidigital number, since it uses as much as digits as its factorization.

3472739 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31752, while the sum is 35.

The square root of 3472739 is about 1863.5286421196. The cubic root of 3472739 is about 151.4342280770.

The spelling of 3472739 in words is "three million, four hundred seventy-two thousand, seven hundred thirty-nine".