3730691 has 4 divisors (see below), whose sum is σ = 3748584. Its totient is φ = 3712800.

The previous prime is 3730681. The next prime is 3730693. The reversal of 3730691 is 1960373.

3730691 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1960373 = 619 ⋅3167.

It is a cyclic number.

It is not a de Polignac number, because 3730691 - 2¹⁰ = 3729667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3730693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8630 + ... + 9051.

It is an arithmetic number, because the mean of its divisors is an integer number (937146).

Almost surely, 2^3730691 is an apocalyptic number.

3730691 is a deficient number, since it is larger than the sum of its proper divisors (17893).

3730691 is a wasteful number, since it uses less digits than its factorization.

3730691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17892.

The product of its (nonzero) digits is 3402, while the sum is 29.

The square root of 3730691 is about 1931.4996764173. The cubic root of 3730691 is about 155.0945105191.

The spelling of 3730691 in words is "three million, seven hundred thirty thousand, six hundred ninety-one".