40302634 has 8 divisors (see below), whose sum is σ = 62538660. Its totient is φ = 19456416.

The previous prime is 40302623. The next prime is 40302637. The reversal of 40302634 is 43620304.

40302634 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 40284409 + 18225 = 6347^2 + 135^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (40302637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 347379 + ... + 347494.

Almost surely, 2^40302634 is an apocalyptic number.

40302634 is a deficient number, since it is larger than the sum of its proper divisors (22236026).

40302634 is a wasteful number, since it uses less digits than its factorization.

40302634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694904.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 40302634 is about 6348.4355553160. The cubic root of 40302634 is about 342.8555180313.

Adding to 40302634 its reverse (43620304), we get a palindrome (83922938).

The spelling of 40302634 in words is "forty million, three hundred two thousand, six hundred thirty-four".