74376009 has 16 divisors (see below), whose sum is σ = 112875840. Its totient is φ = 48373920.

The previous prime is 74375993. The next prime is 74376017. The reversal of 74376009 is 90067347.

74376009 is a `hidden beast` number, since 7 + 43 + 7 + 600 + 9 = 666.

It is not a de Polignac number, because 74376009 - 2⁴ = 74375993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74376059) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32487 + ... + 34700.

It is an arithmetic number, because the mean of its divisors is an integer number (7054740).

Almost surely, 2^74376009 is an apocalyptic number.

It is an amenable number.

74376009 is a deficient number, since it is larger than the sum of its proper divisors (38499831).

74376009 is a wasteful number, since it uses less digits than its factorization.

74376009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67237 (or 67231 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 36.

The square root of 74376009 is about 8624.1526540293. The cubic root of 74376009 is about 420.5435309953.

The spelling of 74376009 in words is "seventy-four million, three hundred seventy-six thousand, nine".