3553631 has 8 divisors (see below), whose sum is σ = 3697680. Its totient is φ = 3411072.

The previous prime is 3553601. The next prime is 3553673. The reversal of 3553631 is 1363553.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3553631 is a prime.

It is a super-2 number, since 2×3553631² = 25256586568322, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 3553631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3553601) 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, 7991 + ... + 8423.

It is an arithmetic number, because the mean of its divisors is an integer number (462210).

Almost surely, 2^3553631 is an apocalyptic number.

3553631 is a deficient number, since it is larger than the sum of its proper divisors (144049).

3553631 is a wasteful number, since it uses less digits than its factorization.

3553631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 745.

The product of its digits is 4050, while the sum is 26.

The square root of 3553631 is about 1885.1076892316. The cubic root of 3553631 is about 152.6010223767.

The spelling of 3553631 in words is "three million, five hundred fifty-three thousand, six hundred thirty-one".