3995765248 has 20 divisors (see below), whose sum is σ = 7983727290. Its totient is φ = 1997882368.

The previous prime is 3995765233. The next prime is 3995765281. The reversal of 3995765248 is 8425675993.

It can be written as a sum of positive squares in only one way, i.e., 2964584704 + 1031180544 = 54448^2 + 32112^2 .

It is a super-2 number, since 2×3995765248² = 31932279834249003008, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3995765192 and 3995765201.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3901603 + ... + 3902626.

Almost surely, 2^3995765248 is an apocalyptic number.

It is an amenable number.

3995765248 is a deficient number, since it is larger than the sum of its proper divisors (3987962042).

3995765248 is an frugal number, since it uses more digits than its factorization.

3995765248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7804247 (or 7804231 counting only the distinct ones).

The product of its digits is 16329600, while the sum is 58.

The square root of 3995765248 is about 63212.0656836968. The cubic root of 3995765248 is about 1586.8406666823.

The spelling of 3995765248 in words is "three billion, nine hundred ninety-five million, seven hundred sixty-five thousand, two hundred forty-eight".