75271996 has 24 divisors (see below), whose sum is σ = 138998160. Its totient is φ = 35568000.

The previous prime is 75271991. The next prime is 75271997. The reversal of 75271996 is 69917257.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75271991) 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, 38646 + ... + 40546.

It is an arithmetic number, because the mean of its divisors is an integer number (5791590).

Almost surely, 2^75271996 is an apocalyptic number.

75271996 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

It is an amenable number.

75271996 is a deficient number, since it is larger than the sum of its proper divisors (63726164).

75271996 is a wasteful number, since it uses less digits than its factorization.

75271996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2445 (or 2443 counting only the distinct ones).

The product of its digits is 238140, while the sum is 46.

The square root of 75271996 is about 8675.9435221767. The cubic root of 75271996 is about 422.2255182979.

It can be divided in two parts, 75271 and 996, that added together give a palindrome (76267).

The spelling of 75271996 in words is "seventy-five million, two hundred seventy-one thousand, nine hundred ninety-six".