3753949 has 2 divisors, whose sum is σ = 3753950. Its totient is φ = 3753948.

The previous prime is 3753947. The next prime is 3753961. The reversal of 3753949 is 9493573.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3496900 + 257049 = 1870^2 + 507^2 .

It is a cyclic number.

It is not a de Polignac number, because 3753949 - 2¹ = 3753947 is a prime.

Together with 3753947, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3753947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1876974 + 1876975.

It is an arithmetic number, because the mean of its divisors is an integer number (1876975).

Almost surely, 2^3753949 is an apocalyptic number.

It is an amenable number.

3753949 is a deficient number, since it is larger than the sum of its proper divisors (1).

3753949 is an equidigital number, since it uses as much as digits as its factorization.

3753949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 102060, while the sum is 40.

The square root of 3753949 is about 1937.5110322267. The cubic root of 3753949 is about 155.4161415487.

The spelling of 3753949 in words is "three million, seven hundred fifty-three thousand, nine hundred forty-nine".