3948904898 has 4 divisors (see below), whose sum is σ = 5923357350. Its totient is φ = 1974452448.

The previous prime is 3948904889. The next prime is 3948904901. The reversal of 3948904898 is 8984098493.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8984098493 = 39089 ⋅229837.

It can be written as a sum of positive squares in only one way, i.e., 3724294729 + 224610169 = 61027^2 + 14987^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3948904898.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 987226223 + ... + 987226226.

Almost surely, 2^3948904898 is an apocalyptic number.

3948904898 is a deficient number, since it is larger than the sum of its proper divisors (1974452452).

3948904898 is a wasteful number, since it uses less digits than its factorization.

3948904898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1974452451.

The product of its (nonzero) digits is 17915904, while the sum is 62.

The square root of 3948904898 is about 62840.3126822265. The cubic root of 3948904898 is about 1580.6130316243.

The spelling of 3948904898 in words is "three billion, nine hundred forty-eight million, nine hundred four thousand, eight hundred ninety-eight".