53449718 has 16 divisors (see below), whose sum is σ = 91810464. Its totient is φ = 22861440.

The previous prime is 53449709. The next prime is 53449729. The reversal of 53449718 is 81794435.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4046 + ... + 11102.

It is an arithmetic number, because the mean of its divisors is an integer number (5738154).

Almost surely, 2^53449718 is an apocalyptic number.

53449718 is a deficient number, since it is larger than the sum of its proper divisors (38360746).

53449718 is a wasteful number, since it uses less digits than its factorization.

53449718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7607.

The product of its digits is 120960, while the sum is 41.

The square root of 53449718 is about 7310.9314044108. The cubic root of 53449718 is about 376.6880180377.

The spelling of 53449718 in words is "fifty-three million, four hundred forty-nine thousand, seven hundred eighteen".