5100040 has 64 divisors (see below), whose sum is σ = 12778560. Its totient is φ = 1816320.

The previous prime is 5099993. The next prime is 5100071. The reversal of 5100040 is 400015.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29394 + ... + 29566.

It is an arithmetic number, because the mean of its divisors is an integer number (199665).

Almost surely, 2^5100040 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 5100040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6389280).

5100040 is an abundant number, since it is smaller than the sum of its proper divisors (7678520).

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

5100040 is a wasteful number, since it uses less digits than its factorization.

5100040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262 (or 258 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 10.

The square root of 5100040 is about 2258.3268142587. The cubic root of 5100040 is about 172.1305120847.

Adding to 5100040 its reverse (400015), we get a palindrome (5500055).

It can be divided in two parts, 51000 and 40, that added together give a triangular number (51040 = T₃₁₉).

The spelling of 5100040 in words is "five million, one hundred thousand, forty".