7120378 has 8 divisors (see below), whose sum is σ = 10692468. Its totient is φ = 3556224.

The previous prime is 7120369. The next prime is 7120381. The reversal of 7120378 is 8730217.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 6086089 + 1034289 = 2467^2 + 1017^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1450 + ... + 4042.

Almost surely, 2^7120378 is an apocalyptic number.

7120378 is a deficient number, since it is larger than the sum of its proper divisors (3572090).

7120378 is a wasteful number, since it uses less digits than its factorization.

7120378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3968.

The product of its (nonzero) digits is 2352, while the sum is 28.

The square root of 7120378 is about 2668.4036426298. The cubic root of 7120378 is about 192.3834387394.

It can be divided in two parts, 71 and 20378, that added together give a square (20449 = 143²).

The spelling of 7120378 in words is "seven million, one hundred twenty thousand, three hundred seventy-eight".