996145240 has 16 divisors (see below), whose sum is σ = 2241326880. Its totient is φ = 398458080.

The previous prime is 996145231. The next prime is 996145253. The reversal of 996145240 is 42541699.

It is a Harshad number since it is a multiple of its sum of digits (40), and also a Moran number because the ratio is a prime number: 24903631 = 996145240 / (9 + 9 + 6 + 1 + 4 + 5 + 2 + 4 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 996145193 and 996145202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12451776 + ... + 12451855.

It is an arithmetic number, because the mean of its divisors is an integer number (140082930).

Almost surely, 2^996145240 is an apocalyptic number.

It is an amenable number.

996145240 is an abundant number, since it is smaller than the sum of its proper divisors (1245181640).

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

996145240 is a wasteful number, since it uses less digits than its factorization.

996145240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24903642 (or 24903638 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 996145240 is about 31561.7686449920. The cubic root of 996145240 is about 998.7134254358.

The spelling of 996145240 in words is "nine hundred ninety-six million, one hundred forty-five thousand, two hundred forty".