2198746 has 16 divisors (see below), whose sum is σ = 3810240. Its totient is φ = 940480.

The previous prime is 2198723. The next prime is 2198747. The reversal of 2198746 is 6478912.

It is not an unprimeable number, because it can be changed into a prime (2198747) 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, 2566 + ... + 3313.

It is an arithmetic number, because the mean of its divisors is an integer number (238140).

2^2198746 is an apocalyptic number.

2198746 is a deficient number, since it is larger than the sum of its proper divisors (1611494).

2198746 is a wasteful number, since it uses less digits than its factorization.

2198746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5909.

The product of its digits is 24192, while the sum is 37.

The square root of 2198746 is about 1482.8169138501. The cubic root of 2198746 is about 130.0344287510.

It can be divided in two parts, 21 and 98746, that multiplied together give a triangular number (2073666 = T₂₀₃₆).

The spelling of 2198746 in words is "two million, one hundred ninety-eight thousand, seven hundred forty-six".