7276445 has 8 divisors (see below), whose sum is σ = 9525600. Its totient is φ = 5291920.

The previous prime is 7276433. The next prime is 7276447. The reversal of 7276445 is 5446727.

7276445 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 7276445 - 2⁴ = 7276429 is a prime.

It is a super-4 number, since 4×7276445⁴ (a number of 29 digits) contains 4444 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7276447) 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, 66095 + ... + 66204.

It is an arithmetic number, because the mean of its divisors is an integer number (1190700).

Almost surely, 2^7276445 is an apocalyptic number.

It is an amenable number.

7276445 is a deficient number, since it is larger than the sum of its proper divisors (2249155).

7276445 is a wasteful number, since it uses less digits than its factorization.

7276445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132315.

The product of its digits is 47040, while the sum is 35.

The square root of 7276445 is about 2697.4886468714. The cubic root of 7276445 is about 193.7788690940.

The spelling of 7276445 in words is "seven million, two hundred seventy-six thousand, four hundred forty-five".