5490851 has 4 divisors (see below), whose sum is σ = 5572872. Its totient is φ = 5408832.

The previous prime is 5490839. The next prime is 5490857. The reversal of 5490851 is 1580945.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1580945 = 5 ⋅316189.

It is a cyclic number.

It is not a de Polignac number, because 5490851 - 2⁶ = 5490787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5490857) 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 3 ways as a sum of consecutive naturals, for example, 40910 + ... + 41043.

It is an arithmetic number, because the mean of its divisors is an integer number (1393218).

Almost surely, 2^5490851 is an apocalyptic number.

5490851 is a deficient number, since it is larger than the sum of its proper divisors (82021).

5490851 is an equidigital number, since it uses as much as digits as its factorization.

5490851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82020.

The product of its (nonzero) digits is 7200, while the sum is 32.

The square root of 5490851 is about 2343.2564947099. The cubic root of 5490851 is about 176.4194862121.

The spelling of 5490851 in words is "five million, four hundred ninety thousand, eight hundred fifty-one".