3928902 has 8 divisors (see below), whose sum is σ = 7857816. Its totient is φ = 1309632.

The previous prime is 3928849. The next prime is 3928913. The reversal of 3928902 is 2098293.

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

3928902 is an admirable number.

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, 327403 + ... + 327414.

It is an arithmetic number, because the mean of its divisors is an integer number (982227).

Almost surely, 2^3928902 is an apocalyptic number.

3928902 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3928902 is a wasteful number, since it uses less digits than its factorization.

3928902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654822.

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 3928902 is about 1982.1458069476. The cubic root of 3928902 is about 157.7939684870.

Subtracting from 3928902 its reverse (2098293), we obtain a square (1830609 = 1353²).

The spelling of 3928902 in words is "three million, nine hundred twenty-eight thousand, nine hundred two".