5631505 has 32 divisors (see below), whose sum is σ = 8242560. Its totient is φ = 3640320.

The previous prime is 5631499. The next prime is 5631523. The reversal of 5631505 is 5051365.

It is not a de Polignac number, because 5631505 - 2¹⁷ = 5500433 is a prime.

It is a super-3 number, since 3×5631505³ (a number of 21 digits) contains 333 as substring.

It is a plaindrome in base 13.

It is a zygodrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 5631505.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17607 + ... + 17923.

It is an arithmetic number, because the mean of its divisors is an integer number (257580).

Almost surely, 2^5631505 is an apocalyptic number.

5631505 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5631505 is a deficient number, since it is larger than the sum of its proper divisors (2611055).

5631505 is a wasteful number, since it uses less digits than its factorization.

5631505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369.

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 5631505 is about 2373.0792232878. The cubic root of 5631505 is about 177.9131946395.

The spelling of 5631505 in words is "five million, six hundred thirty-one thousand, five hundred five".