3995696340 has 36 divisors (see below), whose sum is σ = 12120279444. Its totient is φ = 1065518976.

The previous prime is 3995696329. The next prime is 3995696351. The reversal of 3995696340 is 436965993.

3995696340 is a `hidden beast` number, since 39 + 9 + 569 + 6 + 3 + 40 = 666.

It is an interprime number because it is at equal distance from previous prime (3995696329) and next prime (3995696351).

It can be written as a sum of positive squares in 2 ways, for example, as 730945296 + 3264751044 = 27036^2 + 57138^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11098977 + ... + 11099336.

It is an arithmetic number, because the mean of its divisors is an integer number (336674429).

Almost surely, 2^3995696340 is an apocalyptic number.

3995696340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3995696340 is an abundant number, since it is smaller than the sum of its proper divisors (8124583104).

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

3995696340 is a wasteful number, since it uses less digits than its factorization.

3995696340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22198328 (or 22198323 counting only the distinct ones).

The product of its (nonzero) digits is 4723920, while the sum is 54.

The square root of 3995696340 is about 63211.5206271768. The cubic root of 3995696340 is about 1586.8315448046.

The spelling of 3995696340 in words is "three billion, nine hundred ninety-five million, six hundred ninety-six thousand, three hundred forty".