75722066 has 8 divisors (see below), whose sum is σ = 129809280. Its totient is φ = 32452308.

The previous prime is 75722021. The next prime is 75722069. The reversal of 75722066 is 66022757.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (75722069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2704346 + ... + 2704373.

It is an arithmetic number, because the mean of its divisors is an integer number (16226160).

Almost surely, 2^75722066 is an apocalyptic number.

75722066 is a deficient number, since it is larger than the sum of its proper divisors (54087214).

75722066 is a wasteful number, since it uses less digits than its factorization.

75722066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5408728.

The product of its (nonzero) digits is 35280, while the sum is 35.

The square root of 75722066 is about 8701.8426784216. The cubic root of 75722066 is about 423.0653770971.

The spelling of 75722066 in words is "seventy-five million, seven hundred twenty-two thousand, sixty-six".