40306002 has 32 divisors (see below), whose sum is σ = 88197120. Its totient is φ = 12178320.

The previous prime is 40305953. The next prime is 40306009. The reversal of 40306002 is 20060304.

It is not an unprimeable number, because it can be changed into a prime (40306009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29899 + ... + 31217.

It is an arithmetic number, because the mean of its divisors is an integer number (2756160).

Almost surely, 2^40306002 is an apocalyptic number.

40306002 is an abundant number, since it is smaller than the sum of its proper divisors (47891118).

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

40306002 is a wasteful number, since it uses less digits than its factorization.

40306002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1798.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 40306002 is about 6348.7008119772. The cubic root of 40306002 is about 342.8650683188.

Adding to 40306002 its reverse (20060304), we get a palindrome (60366306).

The spelling of 40306002 in words is "forty million, three hundred six thousand, two".