3928950 has 36 divisors (see below), whose sum is σ = 10556988. Its totient is φ = 1047600.

The previous prime is 3928937. The next prime is 3928961. The reversal of 3928950 is 598293.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3916 + ... + 4815.

Almost surely, 2^3928950 is an apocalyptic number.

3928950 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3928950 is an abundant number, since it is smaller than the sum of its proper divisors (6628038).

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

3928950 is a wasteful number, since it uses less digits than its factorization.

3928950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8749 (or 8741 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 3928950 is about 1982.1579150007. The cubic root of 3928950 is about 157.7946110821.

The spelling of 3928950 in words is "three million, nine hundred twenty-eight thousand, nine hundred fifty".