5158440 has 192 divisors, whose sum is σ = 20217600. Its totient is φ = 1115136.

The previous prime is 5158427. The next prime is 5158441. The reversal of 5158440 is 448515.

5158440 = T₂₉₅ + T₂₉₆ + ... + T₃₈₃.

It is not an unprimeable number, because it can be changed into a prime (5158441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 57916 + ... + 58004.

It is an arithmetic number, because the mean of its divisors is an integer number (105300).

Almost surely, 2^5158440 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 5158440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10108800).

5158440 is an abundant number, since it is smaller than the sum of its proper divisors (15059160).

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

5158440 is a wasteful number, since it uses less digits than its factorization.

5158440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136 (or 129 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 5158440 is about 2271.2199365099. The cubic root of 5158440 is about 172.7850359984.

The spelling of 5158440 in words is "five million, one hundred fifty-eight thousand, four hundred forty".