7020736 has 28 divisors (see below), whose sum is σ = 14038072. Its totient is φ = 3483648.

The previous prime is 7020707. The next prime is 7020737. The reversal of 7020736 is 6370207.

It is a self number, because there is not a number n which added to its sum of digits gives 7020736.

It is not an unprimeable number, because it can be changed into a prime (7020737) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10096 + ... + 10768.

Almost surely, 2^7020736 is an apocalyptic number.

It is an amenable number.

7020736 is a deficient number, since it is larger than the sum of its proper divisors (7017336).

7020736 is a wasteful number, since it uses less digits than its factorization.

7020736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 848 (or 838 counting only the distinct ones).

The product of its (nonzero) digits is 1764, while the sum is 25.

The square root of 7020736 is about 2649.6671489076. The cubic root of 7020736 is about 191.4818203604.

Adding to 7020736 its product of nonzero digits (1764), we get a square (7022500 = 2650²).

The spelling of 7020736 in words is "seven million, twenty thousand, seven hundred thirty-six".