7482312 has 48 divisors (see below), whose sum is σ = 21460140. Its totient is φ = 2347008.

The previous prime is 7482311. The next prime is 7482313. The reversal of 7482312 is 2132847.

It is an interprime number because it is at equal distance from previous prime (7482311) and next prime (7482313).

It can be written as a sum of positive squares in 2 ways, for example, as 7257636 + 224676 = 2694^2 + 474^2 .

It is a super-3 number, since 3×7482312³ (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7482311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1833 + ... + 4280.

Almost surely, 2^7482312 is an apocalyptic number.

7482312 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

7482312 is an abundant number, since it is smaller than the sum of its proper divisors (13977828).

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

7482312 is a wasteful number, since it uses less digits than its factorization.

7482312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6142 (or 6135 counting only the distinct ones).

The product of its digits is 2688, while the sum is 27.

The square root of 7482312 is about 2735.3815090404. The cubic root of 7482312 is about 195.5893805318.

The spelling of 7482312 in words is "seven million, four hundred eighty-two thousand, three hundred twelve".