74344450 has 24 divisors (see below), whose sum is σ = 138593808. Its totient is φ = 29670480.

The previous prime is 74344447. The next prime is 74344453. The reversal of 74344450 is 5444347.

It is an interprime number because it is at equal distance from previous prime (74344447) and next prime (74344453).

It is not an unprimeable number, because it can be changed into a prime (74344453) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24729 + ... + 27571.

It is an arithmetic number, because the mean of its divisors is an integer number (5774742).

Almost surely, 2^74344450 is an apocalyptic number.

74344450 is a deficient number, since it is larger than the sum of its proper divisors (64249358).

74344450 is a wasteful number, since it uses less digits than its factorization.

74344450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3378 (or 3373 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 31.

The square root of 74344450 is about 8622.3227728959. The cubic root of 74344450 is about 420.4840413334.

Adding to 74344450 its reverse (5444347), we get a palindrome (79788797).

The spelling of 74344450 in words is "seventy-four million, three hundred forty-four thousand, four hundred fifty".