940147428 has 48 divisors (see below), whose sum is σ = 2398427136. Its totient is φ = 284259360.

The previous prime is 940147381. The next prime is 940147459. The reversal of 940147428 is 824741049.

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, 53425 + ... + 68807.

It is an arithmetic number, because the mean of its divisors is an integer number (49967232).

Almost surely, 2^940147428 is an apocalyptic number.

It is an amenable number.

940147428 is an abundant number, since it is smaller than the sum of its proper divisors (1458279708).

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

940147428 is a wasteful number, since it uses less digits than its factorization.

940147428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15864 (or 15862 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 39.

The square root of 940147428 is about 30661.8236248270. The cubic root of 940147428 is about 979.6373182444.

The spelling of 940147428 in words is "nine hundred forty million, one hundred forty-seven thousand, four hundred twenty-eight".