429225940 has 96 divisors (see below), whose sum is σ = 1065286656. Its totient is φ = 143216640.

The previous prime is 429225917. The next prime is 429225947. The reversal of 429225940 is 49522924.

It is a self number, because there is not a number n which added to its sum of digits gives 429225940.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (429225947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 637444 + ... + 638116.

It is an arithmetic number, because the mean of its divisors is an integer number (11096736).

Almost surely, 2^429225940 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 429225940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (532643328).

429225940 is an abundant number, since it is smaller than the sum of its proper divisors (636060716).

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

429225940 is a wasteful number, since it uses less digits than its factorization.

429225940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 929 (or 927 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 429225940 is about 20717.7687022517. The cubic root of 429225940 is about 754.3310537471.

The spelling of 429225940 in words is "four hundred twenty-nine million, two hundred twenty-five thousand, nine hundred forty".