2390928 has 20 divisors (see below), whose sum is σ = 6176688. Its totient is φ = 796960.

The previous prime is 2390923. The next prime is 2390951. The reversal of 2390928 is 8290932.

It is not an unprimeable number, because it can be changed into a prime (2390923) 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, 24858 + ... + 24953.

2^2390928 is an apocalyptic number.

It is an amenable number.

2390928 is an abundant number, since it is smaller than the sum of its proper divisors (3785760).

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

2390928 is a wasteful number, since it uses less digits than its factorization.

2390928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49822 (or 49816 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 2390928 is about 1546.2625908946. The cubic root of 2390928 is about 133.7176799072.

It can be divided in two parts, 23 and 90928, that added together give a triangular number (90951 = T₄₂₆).

The spelling of 2390928 in words is "two million, three hundred ninety thousand, nine hundred twenty-eight".