26692138 has 16 divisors (see below), whose sum is σ = 44082720. Its totient is φ = 12020400.

The previous prime is 26692129. The next prime is 26692139. The reversal of 26692138 is 83129662.

It is a super-2 number, since 2×26692138² = 1424940462022088, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 26692097 and 26692106.

It is not an unprimeable number, because it can be changed into a prime (26692139) 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, 3168 + ... + 7963.

It is an arithmetic number, because the mean of its divisors is an integer number (2755170).

Almost surely, 2^26692138 is an apocalyptic number.

26692138 is a deficient number, since it is larger than the sum of its proper divisors (17390582).

26692138 is a wasteful number, since it uses less digits than its factorization.

26692138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11253.

The product of its digits is 31104, while the sum is 37.

The square root of 26692138 is about 5166.4434575441. The cubic root of 26692138 is about 298.8554089620.

The spelling of 26692138 in words is "twenty-six million, six hundred ninety-two thousand, one hundred thirty-eight".