4040463 has 16 divisors (see below), whose sum is σ = 6196736. Its totient is φ = 2293920.

The previous prime is 4040461. The next prime is 4040467. The reversal of 4040463 is 3640404.

It is not a de Polignac number, because 4040463 - 2¹ = 4040461 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4040461) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3270 + ... + 4332.

It is an arithmetic number, because the mean of its divisors is an integer number (387296).

Almost surely, 2^4040463 is an apocalyptic number.

4040463 is a deficient number, since it is larger than the sum of its proper divisors (2156273).

4040463 is a wasteful number, since it uses less digits than its factorization.

4040463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1254.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 4040463 is about 2010.0902964792. The cubic root of 4040463 is about 159.2735688315.

Adding to 4040463 its reverse (3640404), we get a palindrome (7680867).

It can be divided in two parts, 40404 and 63, that multiplied together give a palindrome (2545452).

The spelling of 4040463 in words is "four million, forty thousand, four hundred sixty-three".