3662431 has 4 divisors (see below), whose sum is σ = 3666600. Its totient is φ = 3658264.

The previous prime is 3662419. The next prime is 3662437. The reversal of 3662431 is 1342663.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3662431 is a prime.

It is a super-2 number, since 2×3662431² = 26826801659522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3662396 and 3662405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3662437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196 + ... + 2713.

It is an arithmetic number, because the mean of its divisors is an integer number (916650).

Almost surely, 2^3662431 is an apocalyptic number.

3662431 is a deficient number, since it is larger than the sum of its proper divisors (4169).

3662431 is a wasteful number, since it uses less digits than its factorization.

3662431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4168.

The product of its digits is 2592, while the sum is 25.

The square root of 3662431 is about 1913.7478935325. The cubic root of 3662431 is about 154.1427669144.

The spelling of 3662431 in words is "three million, six hundred sixty-two thousand, four hundred thirty-one".