7366138 has 16 divisors (see below), whose sum is σ = 12065256. Its totient is φ = 3352320.

The previous prime is 7366123. The next prime is 7366147. The reversal of 7366138 is 8316637.

It can be written as a sum of positive squares in 4 ways, for example, as 5745609 + 1620529 = 2397^2 + 1273^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 43 + ... + 3838.

Almost surely, 2^7366138 is an apocalyptic number.

7366138 is a deficient number, since it is larger than the sum of its proper divisors (4699118).

7366138 is a wasteful number, since it uses less digits than its factorization.

7366138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3969.

The product of its digits is 18144, while the sum is 34.

The square root of 7366138 is about 2714.0630059009. The cubic root of 7366138 is about 194.5718240432.

The spelling of 7366138 in words is "seven million, three hundred sixty-six thousand, one hundred thirty-eight".