7020864 has 112 divisors (see below), whose sum is σ = 21945600. Its totient is φ = 2193408.

The previous prime is 7020829. The next prime is 7020877. The reversal of 7020864 is 4680207.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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, 29257 + ... + 29495.

Almost surely, 2^7020864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7020864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10972800).

7020864 is an abundant number, since it is smaller than the sum of its proper divisors (14924736).

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

7020864 is a wasteful number, since it uses less digits than its factorization.

7020864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277 (or 261 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 7020864 is about 2649.6913027747. The cubic root of 7020864 is about 191.4829840335.

The spelling of 7020864 in words is "seven million, twenty thousand, eight hundred sixty-four".