40306602 has 16 divisors (see below), whose sum is σ = 92129472. Its totient is φ = 11516160.

The previous prime is 40306601. The next prime is 40306639. The reversal of 40306602 is 20660304.

40306602 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (40306601) 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 7 ways as a sum of consecutive naturals, for example, 479799 + ... + 479882.

It is an arithmetic number, because the mean of its divisors is an integer number (5758092).

Almost surely, 2^40306602 is an apocalyptic number.

40306602 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

40306602 is an abundant number, since it is smaller than the sum of its proper divisors (51822870).

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

40306602 is a wasteful number, since it uses less digits than its factorization.

40306602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 959693.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 40306602 is about 6348.7480655638. The cubic root of 40306602 is about 342.8667696206.

Adding to 40306602 its reverse (20660304), we get a palindrome (60966906).

The spelling of 40306602 in words is "forty million, three hundred six thousand, six hundred two".