69426252 has 108 divisors (see below), whose sum is σ = 206715600. Its totient is φ = 19244736.

The previous prime is 69426229. The next prime is 69426277. The reversal of 69426252 is 25262496.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 465874 + ... + 466022.

Almost surely, 2^69426252 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 69426252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103357800).

69426252 is an abundant number, since it is smaller than the sum of its proper divisors (137289348).

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

69426252 is a wasteful number, since it uses less digits than its factorization.

69426252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252 (or 204 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 69426252 is about 8332.2417151689. The cubic root of 69426252 is about 410.9994494460. Note that the first 3 decimals are identical.

The spelling of 69426252 in words is "sixty-nine million, four hundred twenty-six thousand, two hundred fifty-two".