40297104 has 75 divisors (see below), whose sum is σ = 117902083. Its totient is φ = 12848352.

The previous prime is 40297097. The next prime is 40297109. The reversal of 40297104 is 40179204.

It is a happy number.

The square root of 40297104 is 6348.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40297109) 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 14 ways as a sum of consecutive naturals, for example, 1752037 + ... + 1752059.

Almost surely, 2^40297104 is an apocalyptic number.

40297104 is the 6348-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40297104

40297104 is an abundant number, since it is smaller than the sum of its proper divisors (77604979).

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

40297104 is an frugal number, since it uses more digits than its factorization.

40297104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106 (or 28 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The cubic root of 40297104 is about 342.8398360312.

It can be divided in two parts, 40297 and 104, that added together give a square (40401 = 201²).

The spelling of 40297104 in words is "forty million, two hundred ninety-seven thousand, one hundred four".