74225475 has 18 divisors (see below), whose sum is σ = 132946476. Its totient is φ = 39586800.

The previous prime is 74225461. The next prime is 74225507. The reversal of 74225475 is 57452247.

It is a happy number.

It is not a de Polignac number, because 74225475 - 2¹¹ = 74223427 is a prime.

It is a super-2 number, since 2×74225475² = 11018842277951250, which contains 22 as substring.

It is an unprimeable number.

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 17 ways as a sum of consecutive naturals, for example, 164721 + ... + 165170.

Almost surely, 2^74225475 is an apocalyptic number.

74225475 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

74225475 is a deficient number, since it is larger than the sum of its proper divisors (58721001).

74225475 is a wasteful number, since it uses less digits than its factorization.

74225475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329907 (or 329899 counting only the distinct ones).

The product of its digits is 78400, while the sum is 36.

The square root of 74225475 is about 8615.4207674379. The cubic root of 74225475 is about 420.2596183982.

The spelling of 74225475 in words is "seventy-four million, two hundred twenty-five thousand, four hundred seventy-five".