8424072 has 48 divisors (see below), whose sum is σ = 23811840. Its totient is φ = 2685408.

The previous prime is 8424071. The next prime is 8424077. The reversal of 8424072 is 2704248.

It is a super-2 number, since 2×8424072² = 141929978122368, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8424071) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 888 + ... + 4199.

It is an arithmetic number, because the mean of its divisors is an integer number (496080).

Almost surely, 2^8424072 is an apocalyptic number.

It is an amenable number.

8424072 is an abundant number, since it is smaller than the sum of its proper divisors (15387768).

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

8424072 is a wasteful number, since it uses less digits than its factorization.

8424072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5122 (or 5115 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 27.

The square root of 8424072 is about 2902.4251928344. The cubic root of 8424072 is about 203.4732662735.

The spelling of 8424072 in words is "eight million, four hundred twenty-four thousand, seventy-two".