74473607 has 4 divisors (see below), whose sum is σ = 80202360. Its totient is φ = 68744856.

The previous prime is 74473571. The next prime is 74473621. The reversal of 74473607 is 70637447.

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

It is a cyclic number.

It is not a de Polignac number, because 74473607 - 2¹⁸ = 74211463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74473657) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2864357 + ... + 2864382.

It is an arithmetic number, because the mean of its divisors is an integer number (20050590).

Almost surely, 2^74473607 is an apocalyptic number.

74473607 is a deficient number, since it is larger than the sum of its proper divisors (5728753).

74473607 is a wasteful number, since it uses less digits than its factorization.

74473607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5728752.

The product of its (nonzero) digits is 98784, while the sum is 38.

The square root of 74473607 is about 8629.8092099420. The cubic root of 74473607 is about 420.7273997280.

The spelling of 74473607 in words is "seventy-four million, four hundred seventy-three thousand, six hundred seven".