74274039 has 12 divisors (see below), whose sum is σ = 122611216. Its totient is φ = 42442272.

The previous prime is 74274019. The next prime is 74274049. The reversal of 74274039 is 93047247.

It is not a de Polignac number, because 74274039 - 2¹⁶ = 74208503 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 74273994 and 74274012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74274019) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 589414 + ... + 589539.

Almost surely, 2^74274039 is an apocalyptic number.

74274039 is a deficient number, since it is larger than the sum of its proper divisors (48337177).

74274039 is a wasteful number, since it uses less digits than its factorization.

74274039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1178966 (or 1178963 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The square root of 74274039 is about 8618.2387411814. The cubic root of 74274039 is about 420.3512537771.

The spelling of 74274039 in words is "seventy-four million, two hundred seventy-four thousand, thirty-nine".