75522070 has 16 divisors (see below), whose sum is σ = 146396880. Its totient is φ = 27885024.

The previous prime is 75522053. The next prime is 75522071. The reversal of 75522070 is 7022557.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75522071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 290340 + ... + 290599.

It is an arithmetic number, because the mean of its divisors is an integer number (9149805).

Almost surely, 2^75522070 is an apocalyptic number.

75522070 is a deficient number, since it is larger than the sum of its proper divisors (70874810).

75522070 is a wasteful number, since it uses less digits than its factorization.

75522070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 580959.

The product of its (nonzero) digits is 4900, while the sum is 28.

The square root of 75522070 is about 8690.3434914852. The cubic root of 75522070 is about 422.6925840282.

The spelling of 75522070 in words is "seventy-five million, five hundred twenty-two thousand, seventy".