4397766 has 16 divisors (see below), whose sum is σ = 8821488. Its totient is φ = 1461600.

The previous prime is 4397737. The next prime is 4397777. The reversal of 4397766 is 6677934.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1656 + ... + 3396.

It is an arithmetic number, because the mean of its divisors is an integer number (551343).

Almost surely, 2^4397766 is an apocalyptic number.

4397766 is an abundant number, since it is smaller than the sum of its proper divisors (4423722).

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

4397766 is a wasteful number, since it uses less digits than its factorization.

4397766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2167.

The product of its digits is 190512, while the sum is 42.

The square root of 4397766 is about 2097.0851198747. The cubic root of 4397766 is about 163.8365166416.

The spelling of 4397766 in words is "four million, three hundred ninety-seven thousand, seven hundred sixty-six".