7950128 has 20 divisors (see below), whose sum is σ = 15525048. Its totient is φ = 3943680.

The previous prime is 7950127. The next prime is 7950139. The reversal of 7950128 is 8210597.

It is a junction number, because it is equal to n+sod(n) for n = 7950094 and 7950103.

It is not an unprimeable number, because it can be changed into a prime (7950121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200 + ... + 3992.

Almost surely, 2^7950128 is an apocalyptic number.

It is an amenable number.

7950128 is a deficient number, since it is larger than the sum of its proper divisors (7574920).

7950128 is a wasteful number, since it uses less digits than its factorization.

7950128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3932 (or 3926 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 32.

The square root of 7950128 is about 2819.5971343438. The cubic root of 7950128 is about 199.5835333797.

The spelling of 7950128 in words is "seven million, nine hundred fifty thousand, one hundred twenty-eight".