2291948 has 12 divisors (see below), whose sum is σ = 4062240. Its totient is φ = 1131312.

The previous prime is 2291929. The next prime is 2291959. The reversal of 2291948 is 8491922.

2291948 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

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, 3311 + ... + 3942.

It is an arithmetic number, because the mean of its divisors is an integer number (338520).

2^2291948 is an apocalyptic number.

It is an amenable number.

2291948 is a deficient number, since it is larger than the sum of its proper divisors (1770292).

2291948 is a wasteful number, since it uses less digits than its factorization.

2291948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7336 (or 7334 counting only the distinct ones).

The product of its digits is 10368, while the sum is 35.

The square root of 2291948 is about 1513.9180955389. The cubic root of 2291948 is about 131.8463930971.

The spelling of 2291948 in words is "two million, two hundred ninety-one thousand, nine hundred forty-eight".