75772373 has 12 divisors (see below), whose sum is σ = 79685088. Its totient is φ = 72044280.

The previous prime is 75772369. The next prime is 75772381. The reversal of 75772373 is 37327757.

It is not a de Polignac number, because 75772373 - 2² = 75772369 is a prime.

It is a super-2 number, since 2×75772373² = 11482905020102258, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 75772373.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75772303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 119768 + ... + 120398.

It is an arithmetic number, because the mean of its divisors is an integer number (6640424).

Almost surely, 2^75772373 is an apocalyptic number.

It is an amenable number.

75772373 is a deficient number, since it is larger than the sum of its proper divisors (3912715).

75772373 is a wasteful number, since it uses less digits than its factorization.

75772373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 904 (or 881 counting only the distinct ones).

The product of its digits is 216090, while the sum is 41.

The square root of 75772373 is about 8704.7327931419. The cubic root of 75772373 is about 423.1590461315.

The spelling of 75772373 in words is "seventy-five million, seven hundred seventy-two thousand, three hundred seventy-three".