5090905 has 16 divisors (see below), whose sum is σ = 6543504. Its totient is φ = 3788800.

The previous prime is 5090903. The next prime is 5090923.

5090905 = 709² + 710² + ... + 718².

5090905 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 8 ways, for example, as 876096 + 4214809 = 936^2 + 2053^2 .

It is not a de Polignac number, because 5090905 - 2¹ = 5090903 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (5090903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8289 + ... + 8881.

It is an arithmetic number, because the mean of its divisors is an integer number (408969).

Almost surely, 2^5090905 is an apocalyptic number.

It is an amenable number.

5090905 is a deficient number, since it is larger than the sum of its proper divisors (1452599).

5090905 is a wasteful number, since it uses less digits than its factorization.

5090905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 716.

The product of its (nonzero) digits is 2025, while the sum is 28.

The square root of 5090905 is about 2256.3033927200. The cubic root of 5090905 is about 172.0276794286.

It can be divided in two parts, 5090 and 905, that added together give a palindrome (5995).

The spelling of 5090905 in words is "five million, ninety thousand, nine hundred five".