2195928 has 48 divisors (see below), whose sum is σ = 6798480. Its totient is φ = 627264.

The previous prime is 2195923. The next prime is 2195933. The reversal of 2195928 is 8295912.

It is an interprime number because it is at equal distance from previous prime (2195923) and next prime (2195933).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 2195892 and 2195901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2195923) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1675 + ... + 2682.

It is an arithmetic number, because the mean of its divisors is an integer number (141635).

2^2195928 is an apocalyptic number.

2195928 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2195928 is an abundant number, since it is smaller than the sum of its proper divisors (4602552).

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

2195928 is a wasteful number, since it uses less digits than its factorization.

2195928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4376 (or 4369 counting only the distinct ones).

The product of its digits is 12960, while the sum is 36.

The square root of 2195928 is about 1481.8663907384. The cubic root of 2195928 is about 129.9788525759.

The spelling of 2195928 in words is "two million, one hundred ninety-five thousand, nine hundred twenty-eight".