3948782936 has 16 divisors (see below), whose sum is σ = 8461677840. Its totient is φ = 1692335520.

The previous prime is 3948782909. The next prime is 3948782963. The reversal of 3948782936 is 6392878493.

It is an interprime number because it is at equal distance from previous prime (3948782909) and next prime (3948782963).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35256935 + ... + 35257046.

It is an arithmetic number, because the mean of its divisors is an integer number (528854865).

Almost surely, 2^3948782936 is an apocalyptic number.

It is an amenable number.

3948782936 is an abundant number, since it is smaller than the sum of its proper divisors (4512894904).

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

3948782936 is a wasteful number, since it uses less digits than its factorization.

3948782936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70513994 (or 70513990 counting only the distinct ones).

The product of its digits is 15676416, while the sum is 59.

The square root of 3948782936 is about 62839.3422626303. The cubic root of 3948782936 is about 1580.5967590360.

The spelling of 3948782936 in words is "three billion, nine hundred forty-eight million, seven hundred eighty-two thousand, nine hundred thirty-six".