2148494 has 16 divisors (see below), whose sum is σ = 3531600. Its totient is φ = 975744.

The previous prime is 2148491. The next prime is 2148527. The reversal of 2148494 is 4948412.

It is an Ulam number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2148494.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2148491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104 + ... + 2075.

It is an arithmetic number, because the mean of its divisors is an integer number (220725).

2^2148494 is an apocalyptic number.

2148494 is a deficient number, since it is larger than the sum of its proper divisors (1383106).

2148494 is a wasteful number, since it uses less digits than its factorization.

2148494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2227.

The product of its digits is 9216, while the sum is 32.

The square root of 2148494 is about 1465.7741981629. The cubic root of 2148494 is about 129.0361455509.

The spelling of 2148494 in words is "two million, one hundred forty-eight thousand, four hundred ninety-four".