5145090 has 64 divisors (see below), whose sum is σ = 13063680. Its totient is φ = 1295360.

The previous prime is 5145083. The next prime is 5145139. The reversal of 5145090 is 905415.

It is a super-2 number, since 2×5145090² = 52943902216200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5145090.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57766 + ... + 57854.

It is an arithmetic number, because the mean of its divisors is an integer number (204120).

Almost surely, 2^5145090 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5145090, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6531840).

5145090 is an abundant number, since it is smaller than the sum of its proper divisors (7918590).

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

5145090 is a wasteful number, since it uses less digits than its factorization.

5145090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187.

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 5145090 is about 2268.2790833581. The cubic root of 5145090 is about 172.6358518144.

The spelling of 5145090 in words is "five million, one hundred forty-five thousand, ninety".