2650928 has 20 divisors (see below), whose sum is σ = 5870160. Its totient is φ = 1136064.

The previous prime is 2650897. The next prime is 2650931. The reversal of 2650928 is 8290562.

It is a super-2 number, since 2×2650928² = 14054838522368, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2650894 and 2650903.

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, 11723 + ... + 11946.

It is an arithmetic number, because the mean of its divisors is an integer number (293508).

2^2650928 is an apocalyptic number.

2650928 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2650928 is an abundant number, since it is smaller than the sum of its proper divisors (3219232).

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

2650928 is a wasteful number, since it uses less digits than its factorization.

2650928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23684 (or 23678 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 2650928 is about 1628.1670675947. The cubic root of 2650928 is about 138.3989018368.

The spelling of 2650928 in words is "two million, six hundred fifty thousand, nine hundred twenty-eight".