3967482938 has 4 divisors (see below), whose sum is σ = 5951224410. Its totient is φ = 1983741468.

The previous prime is 3967482919. The next prime is 3967482941. The reversal of 3967482938 is 8392847693.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8392847693 = 941 ⋅8919073.

It can be written as a sum of positive squares in only one way, i.e., 3351599449 + 615883489 = 57893^2 + 24817^2 .

It is a super-2 number, since 2×3967482938² = 31481841726642223688, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 991870733 + ... + 991870736.

Almost surely, 2^3967482938 is an apocalyptic number.

3967482938 is a deficient number, since it is larger than the sum of its proper divisors (1983741472).

3967482938 is a wasteful number, since it uses less digits than its factorization.

3967482938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1983741471.

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

The square root of 3967482938 is about 62987.9586746546. The cubic root of 3967482938 is about 1583.0878749122.

The spelling of 3967482938 in words is "three billion, nine hundred sixty-seven million, four hundred eighty-two thousand, nine hundred thirty-eight".