40147304 has 16 divisors (see below), whose sum is σ = 79238400. Its totient is φ = 19017072.

The previous prime is 40147297. The next prime is 40147309. The reversal of 40147304 is 40374104.

It is a super-3 number, since 3×40147304³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 40147304.

It is not an unprimeable number, because it can be changed into a prime (40147309) 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 3 ways as a sum of consecutive naturals, for example, 131912 + ... + 132215.

It is an arithmetic number, because the mean of its divisors is an integer number (4952400).

Almost surely, 2^40147304 is an apocalyptic number.

It is an amenable number.

40147304 is a deficient number, since it is larger than the sum of its proper divisors (39091096).

40147304 is a wasteful number, since it uses less digits than its factorization.

40147304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264152 (or 264148 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 40147304 is about 6336.1900224031. The cubic root of 40147304 is about 342.4144855504.

The spelling of 40147304 in words is "forty million, one hundred forty-seven thousand, three hundred four".