69628713 has 16 divisors (see below), whose sum is σ = 115746816. Its totient is φ = 36170640.

The previous prime is 69628687. The next prime is 69628717. The reversal of 69628713 is 31782696.

It is a happy number.

It is not a de Polignac number, because 69628713 - 2⁶ = 69628649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (69628717) 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, 150481 + ... + 150942.

It is an arithmetic number, because the mean of its divisors is an integer number (7234176).

Almost surely, 2^69628713 is an apocalyptic number.

It is an amenable number.

69628713 is a deficient number, since it is larger than the sum of its proper divisors (46118103).

69628713 is a wasteful number, since it uses less digits than its factorization.

69628713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301444.

The product of its digits is 108864, while the sum is 42.

The square root of 69628713 is about 8344.3821221226. The cubic root of 69628713 is about 411.3985809027.

The spelling of 69628713 in words is "sixty-nine million, six hundred twenty-eight thousand, seven hundred thirteen".