49089219 has 4 divisors (see below), whose sum is σ = 65452296. Its totient is φ = 32726144.

The previous prime is 49089203. The next prime is 49089233. The reversal of 49089219 is 91298094.

49089219 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 49089219 - 2⁴ = 49089203 is a prime.

It is a super-2 number, since 2×49089219² = 4819502844059922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (49089919) 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 3 ways as a sum of consecutive naturals, for example, 8181534 + ... + 8181539.

It is an arithmetic number, because the mean of its divisors is an integer number (16363074).

Almost surely, 2^49089219 is an apocalyptic number.

49089219 is a deficient number, since it is larger than the sum of its proper divisors (16363077).

49089219 is a wasteful number, since it uses less digits than its factorization.

49089219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16363076.

The product of its (nonzero) digits is 46656, while the sum is 42.

The square root of 49089219 is about 7006.3698874667. The cubic root of 49089219 is about 366.1525313053.

The spelling of 49089219 in words is "forty-nine million, eighty-nine thousand, two hundred nineteen".