3690473 has 2 divisors, whose sum is σ = 3690474. Its totient is φ = 3690472.

The previous prime is 3690437. The next prime is 3690497. The reversal of 3690473 is 3740963.

Together with previous prime (3690437) 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., 3636649 + 53824 = 1907^2 + 232^2 .

It is a cyclic number.

It is not a de Polignac number, because 3690473 - 2¹⁶ = 3624937 is a prime.

It is not a weakly prime, because it can be changed into another prime (3690773) 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 as a sum of consecutive naturals, namely, 1845236 + 1845237.

It is an arithmetic number, because the mean of its divisors is an integer number (1845237).

Almost surely, 2^3690473 is an apocalyptic number.

It is an amenable number.

3690473 is a deficient number, since it is larger than the sum of its proper divisors (1).

3690473 is an equidigital number, since it uses as much as digits as its factorization.

3690473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 32.

The square root of 3690473 is about 1921.0603842670. The cubic root of 3690473 is about 154.5351735113.

It can be divided in two parts, 36 and 90473, that added together give a palindrome (90509).

The spelling of 3690473 in words is "three million, six hundred ninety thousand, four hundred seventy-three".