7278483 has 8 divisors (see below), whose sum is σ = 9721296. Its totient is φ = 4844000.

The previous prime is 7278473. The next prime is 7278527. The reversal of 7278483 is 3848727.

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

It is a cyclic number.

It is not a de Polignac number, because 7278483 - 2²⁰ = 6229907 is a prime.

It is an Ulam number.

7278483 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (7278473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 373 + ... + 3833.

It is an arithmetic number, because the mean of its divisors is an integer number (1215162).

Almost surely, 2^7278483 is an apocalyptic number.

7278483 is a deficient number, since it is larger than the sum of its proper divisors (2442813).

7278483 is a wasteful number, since it uses less digits than its factorization.

7278483 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4165.

The product of its digits is 75264, while the sum is 39.

The square root of 7278483 is about 2697.8663791967. The cubic root of 7278483 is about 193.7969587184.

The spelling of 7278483 in words is "seven million, two hundred seventy-eight thousand, four hundred eighty-three".