3730231 has 2 divisors, whose sum is σ = 3730232. Its totient is φ = 3730230.

The previous prime is 3730219. The next prime is 3730247. The reversal of 3730231 is 1320373.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3730231 - 2¹³ = 3722039 is a prime.

It is a super-2 number, since 2×3730231² = 27829246626722, which contains 22 as substring.

3730231 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3730199 and 3730208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3730201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1865115 + 1865116.

It is an arithmetic number, because the mean of its divisors is an integer number (1865116).

Almost surely, 2^3730231 is an apocalyptic number.

3730231 is a deficient number, since it is larger than the sum of its proper divisors (1).

3730231 is an equidigital number, since it uses as much as digits as its factorization.

3730231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378, while the sum is 19.

The square root of 3730231 is about 1931.3805942900. The cubic root of 3730231 is about 155.0881357923.

The spelling of 3730231 in words is "three million, seven hundred thirty thousand, two hundred thirty-one".