74140270 has 16 divisors (see below), whose sum is σ = 139255200. Its totient is φ = 28366624.

The previous prime is 74140249. The next prime is 74140271. The reversal of 74140270 is 7204147.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74140271) 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, 160945 + ... + 161404.

It is an arithmetic number, because the mean of its divisors is an integer number (8703450).

Almost surely, 2^74140270 is an apocalyptic number.

74140270 is a deficient number, since it is larger than the sum of its proper divisors (65114930).

74140270 is a wasteful number, since it uses less digits than its factorization.

74140270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322379.

The product of its (nonzero) digits is 1568, while the sum is 25.

The square root of 74140270 is about 8610.4744352446. The cubic root of 74140270 is about 420.0987485118.

The spelling of 74140270 in words is "seventy-four million, one hundred forty thousand, two hundred seventy".