8450072 has 16 divisors (see below), whose sum is σ = 15970560. Its totient is φ = 4191264.

The previous prime is 8450069. The next prime is 8450087. The reversal of 8450072 is 2700548.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3143 + ... + 5174.

It is an arithmetic number, because the mean of its divisors is an integer number (998160).

Almost surely, 2^8450072 is an apocalyptic number.

It is an amenable number.

8450072 is a deficient number, since it is larger than the sum of its proper divisors (7520488).

8450072 is a wasteful number, since it uses less digits than its factorization.

8450072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8450 (or 8446 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 26.

The square root of 8450072 is about 2906.9007550998. The cubic root of 8450072 is about 203.6823841277.

The spelling of 8450072 in words is "eight million, four hundred fifty thousand, seventy-two".