3669431 has 8 divisors (see below), whose sum is σ = 3789504. Its totient is φ = 3551200.

The previous prime is 3669427. The next prime is 3669469. The reversal of 3669431 is 1349663.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3669431 - 2² = 3669427 is a prime.

It is a super-2 number, since 2×3669431² = 26929447727522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3669931) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4361 + ... + 5133.

It is an arithmetic number, because the mean of its divisors is an integer number (473688).

Almost surely, 2^3669431 is an apocalyptic number.

3669431 is a deficient number, since it is larger than the sum of its proper divisors (120073).

3669431 is a wasteful number, since it uses less digits than its factorization.

3669431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 921.

The product of its digits is 11664, while the sum is 32.

The square root of 3669431 is about 1915.5758925190. The cubic root of 3669431 is about 154.2409087103.

The spelling of 3669431 in words is "three million, six hundred sixty-nine thousand, four hundred thirty-one".