69525313 has 16 divisors (see below), whose sum is σ = 85982400. Its totient is φ = 55270080.

The previous prime is 69525307. The next prime is 69525317. The reversal of 69525313 is 31352596.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 69525313 - 2⁹ = 69524801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (69525317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10078 + ... + 15511.

It is an arithmetic number, because the mean of its divisors is an integer number (5373900).

Almost surely, 2^69525313 is an apocalyptic number.

It is an amenable number.

69525313 is a deficient number, since it is larger than the sum of its proper divisors (16457087).

69525313 is a wasteful number, since it uses less digits than its factorization.

69525313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25632.

The product of its digits is 24300, while the sum is 34.

The square root of 69525313 is about 8338.1840349083. The cubic root of 69525313 is about 411.1948350355.

The spelling of 69525313 in words is "sixty-nine million, five hundred twenty-five thousand, three hundred thirteen".