74240375 has 16 divisors (see below), whose sum is σ = 101076768. Its totient is φ = 53992000.

The previous prime is 74240371. The next prime is 74240393. The reversal of 74240375 is 57304247.

It is not a de Polignac number, because 74240375 - 2² = 74240371 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74240371) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25622 + ... + 28371.

It is an arithmetic number, because the mean of its divisors is an integer number (6317298).

Almost surely, 2^74240375 is an apocalyptic number.

74240375 is a deficient number, since it is larger than the sum of its proper divisors (26836393).

74240375 is a wasteful number, since it uses less digits than its factorization.

74240375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54019 (or 54009 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 32.

The square root of 74240375 is about 8616.2854525602. The cubic root of 74240375 is about 420.2877374475.

The spelling of 74240375 in words is "seventy-four million, two hundred forty thousand, three hundred seventy-five".