5390090 has 8 divisors (see below), whose sum is σ = 9702180. Its totient is φ = 2156032.

The previous prime is 5390087. The next prime is 5390131. The reversal of 5390090 is 900935.

It can be written as a sum of positive squares in 2 ways, for example, as 5193841 + 196249 = 2279^2 + 443^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a Curzon number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 269495 + ... + 269514.

Almost surely, 2^5390090 is an apocalyptic number.

5390090 is a deficient number, since it is larger than the sum of its proper divisors (4312090).

5390090 is a wasteful number, since it uses less digits than its factorization.

5390090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539016.

The product of its (nonzero) digits is 1215, while the sum is 26.

The square root of 5390090 is about 2321.6567360400. The cubic root of 5390090 is about 175.3336762930. Note that the first 3 decimals are identical.

The spelling of 5390090 in words is "five million, three hundred ninety thousand, ninety".