74140527 has 8 divisors (see below), whose sum is σ = 104056960. Its totient is φ = 46825560.

The previous prime is 74140483. The next prime is 74140531. The reversal of 74140527 is 72504147.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 74140527 - 2⁷ = 74140399 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 74140494 and 74140503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74140537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 650299 + ... + 650412.

It is an arithmetic number, because the mean of its divisors is an integer number (13007120).

Almost surely, 2^74140527 is an apocalyptic number.

74140527 is a deficient number, since it is larger than the sum of its proper divisors (29916433).

74140527 is a wasteful number, since it uses less digits than its factorization.

74140527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1300733.

The product of its (nonzero) digits is 7840, while the sum is 30.

The square root of 74140527 is about 8610.4893589157. The cubic root of 74140527 is about 420.0992339216.

The spelling of 74140527 in words is "seventy-four million, one hundred forty thousand, five hundred twenty-seven".