940423280 has 40 divisors (see below), whose sum is σ = 2189858352. Its totient is φ = 375588864.

The previous prime is 940423247. The next prime is 940423291. The reversal of 940423280 is 82324049.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45107 + ... + 62573.

Almost surely, 2^940423280 is an apocalyptic number.

It is an amenable number.

940423280 is an abundant number, since it is smaller than the sum of its proper divisors (1249435072).

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

940423280 is a wasteful number, since it uses less digits than its factorization.

940423280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18153 (or 18147 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 940423280 is about 30666.3215922614. The cubic root of 940423280 is about 979.7331218314.

The spelling of 940423280 in words is "nine hundred forty million, four hundred twenty-three thousand, two hundred eighty".