3641229 has 18 divisors (see below), whose sum is σ = 5447598. Its totient is φ = 2343600.

The previous prime is 3641221. The next prime is 3641233. The reversal of 3641229 is 9221463.

It can be written as a sum of positive squares in only one way, i.e., 1946025 + 1695204 = 1395^2 + 1302^2 .

It is not a de Polignac number, because 3641229 - 2³ = 3641221 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3641221) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 8439 + ... + 8859.

Almost surely, 2^3641229 is an apocalyptic number.

It is an amenable number.

3641229 is a deficient number, since it is larger than the sum of its proper divisors (1806369).

3641229 is a wasteful number, since it uses less digits than its factorization.

3641229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489 (or 455 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 3641229 is about 1908.2004611675. The cubic root of 3641229 is about 153.8447443012.

The spelling of 3641229 in words is "three million, six hundred forty-one thousand, two hundred twenty-nine".