75322007 has 4 divisors (see below), whose sum is σ = 76556856. Its totient is φ = 74087160.

The previous prime is 75322001. The next prime is 75322021. The reversal of 75322007 is 70022357.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 75322007 - 2¹⁰ = 75320983 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 (75322001) 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, 617333 + ... + 617454.

It is an arithmetic number, because the mean of its divisors is an integer number (19139214).

Almost surely, 2^75322007 is an apocalyptic number.

75322007 is a deficient number, since it is larger than the sum of its proper divisors (1234849).

75322007 is a wasteful number, since it uses less digits than its factorization.

75322007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1234848.

The product of its (nonzero) digits is 2940, while the sum is 26.

The square root of 75322007 is about 8678.8252085176. The cubic root of 75322007 is about 422.3190070088.

The spelling of 75322007 in words is "seventy-five million, three hundred twenty-two thousand, seven".