5515490 has 8 divisors (see below), whose sum is σ = 9927900. Its totient is φ = 2206192.

The previous prime is 5515457. The next prime is 5515501. The reversal of 5515490 is 945155.

It can be written as a sum of positive squares in 2 ways, for example, as 4739329 + 776161 = 2177^2 + 881^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 275765 + ... + 275784.

Almost surely, 2^5515490 is an apocalyptic number.

5515490 is a deficient number, since it is larger than the sum of its proper divisors (4412410).

5515490 is a wasteful number, since it uses less digits than its factorization.

5515490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551556.

The product of its (nonzero) digits is 4500, while the sum is 29.

The square root of 5515490 is about 2348.5080370312. The cubic root of 5515490 is about 176.6829738517.

The spelling of 5515490 in words is "five million, five hundred fifteen thousand, four hundred ninety".