40302063 has 16 divisors (see below), whose sum is σ = 60017760. Its totient is φ = 26728128.

The previous prime is 40302047. The next prime is 40302071. The reversal of 40302063 is 36020304.

It is not a de Polignac number, because 40302063 - 2⁴ = 40302047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40302023) 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, 1531 + ... + 9107.

It is an arithmetic number, because the mean of its divisors is an integer number (3751110).

Almost surely, 2^40302063 is an apocalyptic number.

40302063 is a deficient number, since it is larger than the sum of its proper divisors (19715697).

40302063 is a wasteful number, since it uses less digits than its factorization.

40302063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7783 (or 7777 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 40302063 is about 6348.3905834471. The cubic root of 40302063 is about 342.8538988532.

Adding to 40302063 its reverse (36020304), we get a palindrome (76322367).

The spelling of 40302063 in words is "forty million, three hundred two thousand, sixty-three".