945829940 has 48 divisors (see below), whose sum is σ = 2170857024. Its totient is φ = 343296000.

The previous prime is 945829939. The next prime is 945829957. The reversal of 945829940 is 49928549.

It is a happy number.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 123215 + ... + 130665.

It is an arithmetic number, because the mean of its divisors is an integer number (45226188).

Almost surely, 2^945829940 is an apocalyptic number.

It is an amenable number.

945829940 is an abundant number, since it is smaller than the sum of its proper divisors (1225027084).

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

945829940 is a wasteful number, since it uses less digits than its factorization.

945829940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8048 (or 8046 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 50.

The square root of 945829940 is about 30754.3483104422. The cubic root of 945829940 is about 981.6070882325.

The spelling of 945829940 in words is "nine hundred forty-five million, eight hundred twenty-nine thousand, nine hundred forty".