5181662 has 16 divisors (see below), whose sum is σ = 8240400. Its totient is φ = 2439360.

The previous prime is 5181653. The next prime is 5181667. The reversal of 5181662 is 2661815.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5181667) 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, 1289 + ... + 3467.

It is an arithmetic number, because the mean of its divisors is an integer number (515025).

Almost surely, 2^5181662 is an apocalyptic number.

5181662 is a deficient number, since it is larger than the sum of its proper divisors (3058738).

5181662 is a wasteful number, since it uses less digits than its factorization.

5181662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2251.

The product of its digits is 2880, while the sum is 29.

The square root of 5181662 is about 2276.3264265039. The cubic root of 5181662 is about 173.0439261642.

The spelling of 5181662 in words is "five million, one hundred eighty-one thousand, six hundred sixty-two".