69828273 has 6 divisors (see below), whose sum is σ = 100863074. Its totient is φ = 46552176.

The previous prime is 69828257. The next prime is 69828281. The reversal of 69828273 is 37282896.

It can be written as a sum of positive squares in only one way, i.e., 54641664 + 15186609 = 7392^2 + 3897^2 .

It is not a de Polignac number, because 69828273 - 2⁴ = 69828257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (69828203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3879340 + ... + 3879357.

Almost surely, 2^69828273 is an apocalyptic number.

It is an amenable number.

69828273 is a deficient number, since it is larger than the sum of its proper divisors (31034801).

69828273 is a wasteful number, since it uses less digits than its factorization.

69828273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7758703 (or 7758700 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 69828273 is about 8356.3313122446. The cubic root of 69828273 is about 411.7912368855.

The spelling of 69828273 in words is "sixty-nine million, eight hundred twenty-eight thousand, two hundred seventy-three".