7270072 has 8 divisors (see below), whose sum is σ = 13631400. Its totient is φ = 3635032.

The previous prime is 7270061. The next prime is 7270091. The reversal of 7270072 is 2700727.

It is a tau number, because it is divible by the number of its divisors (8).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 454372 + ... + 454387.

It is an arithmetic number, because the mean of its divisors is an integer number (1703925).

Almost surely, 2^7270072 is an apocalyptic number.

It is an amenable number.

7270072 is a deficient number, since it is larger than the sum of its proper divisors (6361328).

7270072 is a wasteful number, since it uses less digits than its factorization.

7270072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 908765 (or 908761 counting only the distinct ones).

The product of its (nonzero) digits is 1372, while the sum is 25.

The square root of 7270072 is about 2696.3071041704. The cubic root of 7270072 is about 193.7222794889.

Adding to 7270072 its reverse (2700727), we get a palindrome (9970799).

The spelling of 7270072 in words is "seven million, two hundred seventy thousand, seventy-two".