8449738 has 8 divisors (see below), whose sum is σ = 13826880. Its totient is φ = 3840780.

The previous prime is 8449729. The next prime is 8449747. The reversal of 8449738 is 8379448.

It is an interprime number because it is at equal distance from previous prime (8449729) and next prime (8449747).

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

It is a junction number, because it is equal to n+sod(n) for n = 8449694 and 8449703.

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, 192018 + ... + 192061.

It is an arithmetic number, because the mean of its divisors is an integer number (1728360).

Almost surely, 2^8449738 is an apocalyptic number.

8449738 is a deficient number, since it is larger than the sum of its proper divisors (5377142).

8449738 is a wasteful number, since it uses less digits than its factorization.

8449738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384092.

The product of its digits is 193536, while the sum is 43.

The square root of 8449738 is about 2906.8433050304. The cubic root of 8449738 is about 203.6797004893.

The spelling of 8449738 in words is "eight million, four hundred forty-nine thousand, seven hundred thirty-eight".