3723913 has 2 divisors, whose sum is σ = 3723914. Its totient is φ = 3723912.

The previous prime is 3723893. The next prime is 3723931. The reversal of 3723913 is 3193273.

Together with next prime (3723931) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2064969 + 1658944 = 1437^2 + 1288^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3723913 is a prime.

3723913 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (3724913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1861956 + 1861957.

It is an arithmetic number, because the mean of its divisors is an integer number (1861957).

Almost surely, 2^3723913 is an apocalyptic number.

It is an amenable number.

3723913 is a deficient number, since it is larger than the sum of its proper divisors (1).

3723913 is an equidigital number, since it uses as much as digits as its factorization.

3723913 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3402, while the sum is 28.

The square root of 3723913 is about 1929.7442835775. The cubic root of 3723913 is about 155.0005272268. Note that the first 3 decimals are identical.

The spelling of 3723913 in words is "three million, seven hundred twenty-three thousand, nine hundred thirteen".