74440370 has 16 divisors (see below), whose sum is σ = 134495640. Its totient is φ = 29664384.

The previous prime is 74440369. The next prime is 74440381. The reversal of 74440370 is 7304447.

It can be written as a sum of positive squares in 4 ways, for example, as 16999129 + 57441241 = 4123^2 + 7579^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11147 + ... + 16526.

Almost surely, 2^74440370 is an apocalyptic number.

74440370 is a deficient number, since it is larger than the sum of its proper divisors (60055270).

74440370 is a wasteful number, since it uses less digits than its factorization.

74440370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27949.

The product of its (nonzero) digits is 9408, while the sum is 29.

The square root of 74440370 is about 8627.8832861832. The cubic root of 74440370 is about 420.6648012767.

It can be divided in two parts, 744 and 40370, that added together give a palindrome (41114).

The spelling of 74440370 in words is "seventy-four million, four hundred forty thousand, three hundred seventy".