74725311 has 8 divisors (see below), whose sum is σ = 102326704. Its totient is φ = 48470400.

The previous prime is 74725303. The next prime is 74725331. The reversal of 74725311 is 11352747.

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

It is not a de Polignac number, because 74725311 - 2³ = 74725303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74725331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 336490 + ... + 336711.

It is an arithmetic number, because the mean of its divisors is an integer number (12790838).

Almost surely, 2^74725311 is an apocalyptic number.

74725311 is a deficient number, since it is larger than the sum of its proper divisors (27601393).

74725311 is a wasteful number, since it uses less digits than its factorization.

74725311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673241.

The product of its digits is 5880, while the sum is 30.

The square root of 74725311 is about 8644.3803132440. The cubic root of 74725311 is about 421.2008546540.

The spelling of 74725311 in words is "seventy-four million, seven hundred twenty-five thousand, three hundred eleven".