74221335 has 12 divisors (see below), whose sum is σ = 128650392. Its totient is φ = 39584688.

The previous prime is 74221333. The next prime is 74221361. The reversal of 74221335 is 53312247.

It is not a de Polignac number, because 74221335 - 2¹ = 74221333 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 74221299 and 74221308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74221331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 824637 + ... + 824726.

It is an arithmetic number, because the mean of its divisors is an integer number (10720866).

Almost surely, 2^74221335 is an apocalyptic number.

74221335 is a deficient number, since it is larger than the sum of its proper divisors (54429057).

74221335 is a wasteful number, since it uses less digits than its factorization.

74221335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1649374 (or 1649371 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 74221335 is about 8615.1804972386. The cubic root of 74221335 is about 420.2518047863.

The spelling of 74221335 in words is "seventy-four million, two hundred twenty-one thousand, three hundred thirty-five".