3928898 has 8 divisors (see below), whose sum is σ = 5912892. Its totient is φ = 1957936.

The previous prime is 3928849. The next prime is 3928913. The reversal of 3928898 is 8988293.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3523129 + 405769 = 1877^2 + 637^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2465 + ... + 3732.

Almost surely, 2^3928898 is an apocalyptic number.

3928898 is a deficient number, since it is larger than the sum of its proper divisors (1983994).

3928898 is a wasteful number, since it uses less digits than its factorization.

3928898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6516.

The product of its digits is 248832, while the sum is 47.

The square root of 3928898 is about 1982.1447979398. The cubic root of 3928898 is about 157.7939149372.

The spelling of 3928898 in words is "three million, nine hundred twenty-eight thousand, eight hundred ninety-eight".