3730913 has 4 divisors (see below), whose sum is σ = 3744660. Its totient is φ = 3717168.

The previous prime is 3730901. The next prime is 3730919. The reversal of 3730913 is 3190373.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3190373 = 17 ⋅187669.

It can be written as a sum of positive squares in 2 ways, for example, as 1456849 + 2274064 = 1207^2 + 1508^2 .

It is a cyclic number.

It is not a de Polignac number, because 3730913 - 2⁶ = 3730849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3730919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6458 + ... + 7011.

It is an arithmetic number, because the mean of its divisors is an integer number (936165).

Almost surely, 2^3730913 is an apocalyptic number.

It is an amenable number.

3730913 is a deficient number, since it is larger than the sum of its proper divisors (13747).

3730913 is a wasteful number, since it uses less digits than its factorization.

3730913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13746.

The product of its (nonzero) digits is 1701, while the sum is 26.

The square root of 3730913 is about 1931.5571438609. The cubic root of 3730913 is about 155.0975868302.

The spelling of 3730913 in words is "three million, seven hundred thirty thousand, nine hundred thirteen".