69252538 has 4 divisors (see below), whose sum is σ = 103878810. Its totient is φ = 34626268.

The previous prime is 69252527. The next prime is 69252553. The reversal of 69252538 is 83525296.

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., 53626329 + 15626209 = 7323^2 + 3953^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 69252538.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17313133 + ... + 17313136.

Almost surely, 2^69252538 is an apocalyptic number.

69252538 is a deficient number, since it is larger than the sum of its proper divisors (34626272).

69252538 is a wasteful number, since it uses less digits than its factorization.

69252538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34626271.

The product of its digits is 129600, while the sum is 40.

The square root of 69252538 is about 8321.8109807902. The cubic root of 69252538 is about 410.6563708216.

The spelling of 69252538 in words is "sixty-nine million, two hundred fifty-two thousand, five hundred thirty-eight".