74448374 has 64 divisors (see below), whose sum is σ = 153764352. Its totient is φ = 26092800.

The previous prime is 74448371. The next prime is 74448397. The reversal of 74448374 is 47384447.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74448371) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 81629 + ... + 82535.

It is an arithmetic number, because the mean of its divisors is an integer number (2402568).

Almost surely, 2^74448374 is an apocalyptic number.

74448374 is an abundant number, since it is smaller than the sum of its proper divisors (79315978).

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

74448374 is a wasteful number, since it uses less digits than its factorization.

74448374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 981.

The product of its digits is 301056, while the sum is 41.

The square root of 74448374 is about 8628.3471186549. The cubic root of 74448374 is about 420.6798776858.

The spelling of 74448374 in words is "seventy-four million, four hundred forty-eight thousand, three hundred seventy-four".