7675138 has 4 divisors (see below), whose sum is σ = 11512710. Its totient is φ = 3837568.

The previous prime is 7675121. The next prime is 7675141. The reversal of 7675138 is 8315767.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6436369 + 1238769 = 2537^2 + 1113^2 .

It is a junction number, because it is equal to n+sod(n) for n = 7675097 and 7675106.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1918783 + ... + 1918786.

Almost surely, 2^7675138 is an apocalyptic number.

7675138 is a deficient number, since it is larger than the sum of its proper divisors (3837572).

7675138 is a wasteful number, since it uses less digits than its factorization.

7675138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3837571.

The product of its digits is 35280, while the sum is 37.

The square root of 7675138 is about 2770.4039416663. The cubic root of 7675138 is about 197.2553227022.

The spelling of 7675138 in words is "seven million, six hundred seventy-five thousand, one hundred thirty-eight".