5100660 has 72 divisors (see below), whose sum is σ = 15855840. Its totient is φ = 1326528.

The previous prime is 5100659. The next prime is 5100661. The reversal of 5100660 is 660015.

5100660 is a `hidden beast` number, since 5 + 1 + 0 + 0 + 660 = 666.

It is an interprime number because it is at equal distance from previous prime (5100659) and next prime (5100661).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5100661) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7411 + ... + 8069.

It is an arithmetic number, because the mean of its divisors is an integer number (220220).

Almost surely, 2^5100660 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5100660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7927920).

5100660 is an abundant number, since it is smaller than the sum of its proper divisors (10755180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5100660 is a wasteful number, since it uses less digits than its factorization.

5100660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717 (or 712 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 5100660 is about 2258.4640798560. The cubic root of 5100660 is about 172.1374869707.

Adding to 5100660 its reverse (660015), we get a palindrome (5760675).

The spelling of 5100660 in words is "five million, one hundred thousand, six hundred sixty".