8449284 has 48 divisors (see below), whose sum is σ = 20514816. Its totient is φ = 2704800.

The previous prime is 8449277. The next prime is 8449327. The reversal of 8449284 is 4829448.

It is a super-2 number, since 2×8449284² = 142780800225312, which contains 22 as substring.

8449284 is a modest number, since divided by 9284 gives 844 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39939 + ... + 40149.

It is an arithmetic number, because the mean of its divisors is an integer number (427392).

Almost surely, 2^8449284 is an apocalyptic number.

It is an amenable number.

8449284 is an abundant number, since it is smaller than the sum of its proper divisors (12065532).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8449284 is a wasteful number, since it uses less digits than its factorization.

8449284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336 (or 334 counting only the distinct ones).

The product of its digits is 73728, while the sum is 39.

The square root of 8449284 is about 2906.7652123968. The cubic root of 8449284 is about 203.6760525561.

The spelling of 8449284 in words is "eight million, four hundred forty-nine thousand, two hundred eighty-four".