74423270 has 16 divisors (see below), whose sum is σ = 135019008. Its totient is φ = 29534400.

The previous prime is 74423207. The next prime is 74423273. The reversal of 74423270 is 7232447.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74423273) by changing a digit.

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, 28031 + ... + 30570.

It is an arithmetic number, because the mean of its divisors is an integer number (8438688).

Almost surely, 2^74423270 is an apocalyptic number.

74423270 is a deficient number, since it is larger than the sum of its proper divisors (60595738).

74423270 is a wasteful number, since it uses less digits than its factorization.

74423270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58735.

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

The square root of 74423270 is about 8626.8922561952. The cubic root of 74423270 is about 420.6325879362.

The spelling of 74423270 in words is "seventy-four million, four hundred twenty-three thousand, two hundred seventy".