5181532 has 24 divisors (see below), whose sum is σ = 10021536. Its totient is φ = 2331648.

The previous prime is 5181529. The next prime is 5181541. The reversal of 5181532 is 2351815.

It is a happy number.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 5181497 and 5181506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93 + ... + 3220.

It is an arithmetic number, because the mean of its divisors is an integer number (417564).

Almost surely, 2^5181532 is an apocalyptic number.

It is an amenable number.

5181532 is a deficient number, since it is larger than the sum of its proper divisors (4840004).

5181532 is a wasteful number, since it uses less digits than its factorization.

5181532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3357 (or 3355 counting only the distinct ones).

The product of its digits is 1200, while the sum is 25.

The square root of 5181532 is about 2276.2978715449. The cubic root of 5181532 is about 173.0424790159.

The spelling of 5181532 in words is "five million, one hundred eighty-one thousand, five hundred thirty-two".