4591432 has 8 divisors (see below), whose sum is σ = 8608950. Its totient is φ = 2295712.

The previous prime is 4591403. The next prime is 4591451. The reversal of 4591432 is 2341954.

It can be written as a sum of positive squares in only one way, i.e., 4137156 + 454276 = 2034^2 + 674^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 4591432.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286957 + ... + 286972.

Almost surely, 2^4591432 is an apocalyptic number.

It is an amenable number.

4591432 is a deficient number, since it is larger than the sum of its proper divisors (4017518).

4591432 is a wasteful number, since it uses less digits than its factorization.

4591432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573935 (or 573931 counting only the distinct ones).

The product of its digits is 4320, while the sum is 28.

The square root of 4591432 is about 2142.7627026808. The cubic root of 4591432 is about 166.2070286739.

It can be divided in two parts, 459 and 1432, that added together give a triangular number (1891 = T₆₁).

The spelling of 4591432 in words is "four million, five hundred ninety-one thousand, four hundred thirty-two".