69426228 has 24 divisors (see below), whose sum is σ = 170521120. Its totient is φ = 21924000.

The previous prime is 69426197. The next prime is 69426229. The reversal of 69426228 is 82262496.

It is a super-2 number, since 2×69426228² = 9640002268615968, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69426229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152023 + ... + 152478.

Almost surely, 2^69426228 is an apocalyptic number.

It is an amenable number.

69426228 is an abundant number, since it is smaller than the sum of its proper divisors (101094892).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

69426228 is a wasteful number, since it uses less digits than its factorization.

69426228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304527 (or 304525 counting only the distinct ones).

The product of its digits is 82944, while the sum is 39.

The square root of 69426228 is about 8332.2402749801. The cubic root of 69426228 is about 410.9994020865. Note that the first 3 decimals are identical.

The spelling of 69426228 in words is "sixty-nine million, four hundred twenty-six thousand, two hundred twenty-eight".