74009072 has 10 divisors (see below), whose sum is σ = 143392608. Its totient is φ = 37004528.

The previous prime is 74009053. The next prime is 74009077. The reversal of 74009072 is 27090047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74009077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2312768 + ... + 2312799.

Almost surely, 2^74009072 is an apocalyptic number.

It is an amenable number.

74009072 is a deficient number, since it is larger than the sum of its proper divisors (69383536).

74009072 is a wasteful number, since it uses less digits than its factorization.

74009072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4625575 (or 4625569 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 74009072 is about 8602.8525501719. The cubic root of 74009072 is about 419.8508011250.

The spelling of 74009072 in words is "seventy-four million, nine thousand, seventy-two".