74471434 has 4 divisors (see below), whose sum is σ = 111707154. Its totient is φ = 37235716.

The previous prime is 74471429. The next prime is 74471437. The reversal of 74471434 is 43417447.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 56957209 + 17514225 = 7547^2 + 4185^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 74471434.

It is not an unprimeable number, because it can be changed into a prime (74471437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18617857 + ... + 18617860.

Almost surely, 2^74471434 is an apocalyptic number.

74471434 is a deficient number, since it is larger than the sum of its proper divisors (37235720).

74471434 is a wasteful number, since it uses less digits than its factorization.

74471434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37235719.

The product of its digits is 37632, while the sum is 34.

The square root of 74471434 is about 8629.6833082101. The cubic root of 74471434 is about 420.7233076764.

The spelling of 74471434 in words is "seventy-four million, four hundred seventy-one thousand, four hundred thirty-four".