69138026 has 8 divisors (see below), whose sum is σ = 103850724. Its totient is φ = 34521120.

The previous prime is 69137993. The next prime is 69138053. The reversal of 69138026 is 62083196.

It can be written as a sum of positive squares in 2 ways, for example, as 68046001 + 1092025 = 8249^2 + 1045^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22115 + ... + 25046.

Almost surely, 2^69138026 is an apocalyptic number.

69138026 is a deficient number, since it is larger than the sum of its proper divisors (34712698).

69138026 is a wasteful number, since it uses less digits than its factorization.

69138026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47896.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 69138026 is about 8314.9279010705. The cubic root of 69138026 is about 410.4299000580.

The spelling of 69138026 in words is "sixty-nine million, one hundred thirty-eight thousand, twenty-six".