7273378 has 8 divisors (see below), whose sum is σ = 12468672. Its totient is φ = 3117156.

The previous prime is 7273367. The next prime is 7273379. The reversal of 7273378 is 8733727.

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

It is not an unprimeable number, because it can be changed into a prime (7273379) 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, 259750 + ... + 259777.

It is an arithmetic number, because the mean of its divisors is an integer number (1558584).

Almost surely, 2^7273378 is an apocalyptic number.

7273378 is a deficient number, since it is larger than the sum of its proper divisors (5195294).

7273378 is a wasteful number, since it uses less digits than its factorization.

7273378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519536.

The product of its digits is 49392, while the sum is 37.

The square root of 7273378 is about 2696.9200952197. The cubic root of 7273378 is about 193.7516395283.

The spelling of 7273378 in words is "seven million, two hundred seventy-three thousand, three hundred seventy-eight".