995959440 has 240 divisors, whose sum is σ = 3876382848. Its totient is φ = 224446464.

The previous prime is 995959439. The next prime is 995959453. The reversal of 995959440 is 44959599.

995959440 is a `hidden beast` number, since 9 + 9 + 5 + 9 + 594 + 40 = 666.

It is a tau number, because it is divible by the number of its divisors (240).

It is a super-2 number, since 2×995959440² = 1983870412250227200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 366567 + ... + 369273.

Almost surely, 2^995959440 is an apocalyptic number.

995959440 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 995959440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1938191424).

995959440 is an abundant number, since it is smaller than the sum of its proper divisors (2880423408).

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

995959440 is a wasteful number, since it uses less digits than its factorization.

995959440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2806 (or 2797 counting only the distinct ones).

The product of its (nonzero) digits is 2624400, while the sum is 54.

The square root of 995959440 is about 31558.8250731867. The cubic root of 995959440 is about 998.6513285697.

The spelling of 995959440 in words is "nine hundred ninety-five million, nine hundred fifty-nine thousand, four hundred forty".