2940928 has 28 divisors (see below), whose sum is σ = 5897880. Its totient is φ = 1466368.

The previous prime is 2940911. The next prime is 2940937. The reversal of 2940928 is 8290492.

It is a junction number, because it is equal to n+sod(n) for n = 2940893 and 2940902.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8013 + ... + 8371.

2^2940928 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2940928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2948940).

2940928 is an abundant number, since it is smaller than the sum of its proper divisors (2956952).

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

2940928 is an frugal number, since it uses more digits than its factorization.

2940928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385 (or 361 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 2940928 is about 1714.9134088927. The cubic root of 2940928 is about 143.2720463903.

The spelling of 2940928 in words is "two million, nine hundred forty thousand, nine hundred twenty-eight".