7273473 has 4 divisors (see below), whose sum is σ = 9697968. Its totient is φ = 4848980.

The previous prime is 7273463. The next prime is 7273477. The reversal of 7273473 is 3743727.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 7273473 - 2¹⁰ = 7272449 is a prime.

It is a d-powerful number, because it can be written as 7⁷ + 2⁷ + 7⁷ + 3⁹ + 4³ + 7⁷ + 3¹⁴ .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (7273477) 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, 1212243 + ... + 1212248.

It is an arithmetic number, because the mean of its divisors is an integer number (2424492).

Almost surely, 2^7273473 is an apocalyptic number.

It is an amenable number.

7273473 is a deficient number, since it is larger than the sum of its proper divisors (2424495).

7273473 is a wasteful number, since it uses less digits than its factorization.

7273473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2424494.

The product of its digits is 24696, while the sum is 33.

The square root of 7273473 is about 2696.9377078457. The cubic root of 7273473 is about 193.7524830761.

The spelling of 7273473 in words is "seven million, two hundred seventy-three thousand, four hundred seventy-three".