7270566 has 8 divisors (see below), whose sum is σ = 14541144. Its totient is φ = 2423520.

The previous prime is 7270547. The next prime is 7270567. The reversal of 7270566 is 6650727.

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

7270566 is an admirable number.

It is a super-2 number, since 2×7270566² = 105722259920712, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7270567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 605875 + ... + 605886.

It is an arithmetic number, because the mean of its divisors is an integer number (1817643).

Almost surely, 2^7270566 is an apocalyptic number.

7270566 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7270566 is a wasteful number, since it uses less digits than its factorization.

7270566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1211766.

The product of its (nonzero) digits is 17640, while the sum is 33.

The square root of 7270566 is about 2696.3987093900. The cubic root of 7270566 is about 193.7266671867.

It can be divided in two parts, 72705 and 66, that added together give a triangular number (72771 = T₃₈₁).

The spelling of 7270566 in words is "seven million, two hundred seventy thousand, five hundred sixty-six".