74095820 has 24 divisors (see below), whose sum is σ = 163791600. Its totient is φ = 28078272.

The previous prime is 74095817. The next prime is 74095823. The reversal of 74095820 is 2859047.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (74095817) and next prime (74095823).

It is not an unprimeable number, because it can be changed into a prime (74095823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97115 + ... + 97874.

It is an arithmetic number, because the mean of its divisors is an integer number (6824650).

Almost surely, 2^74095820 is an apocalyptic number.

It is an amenable number.

74095820 is an abundant number, since it is smaller than the sum of its proper divisors (89695780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74095820 is a wasteful number, since it uses less digits than its factorization.

74095820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195017 (or 195015 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 74095820 is about 8607.8928896682. The cubic root of 74095820 is about 420.0147765020.

The spelling of 74095820 in words is "seventy-four million, ninety-five thousand, eight hundred twenty".