75550325 has 12 divisors (see below), whose sum is σ = 93799428. Its totient is φ = 60364800.

The previous prime is 75550271. The next prime is 75550333. The reversal of 75550325 is 52305557.

It can be written as a sum of positive squares in 6 ways, for example, as 2669956 + 72880369 = 1634^2 + 8537^2 .

It is not a de Polignac number, because 75550325 - 2²⁴ = 58773109 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 75550291 and 75550300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27515 + ... + 30135.

It is an arithmetic number, because the mean of its divisors is an integer number (7816619).

Almost surely, 2^75550325 is an apocalyptic number.

It is an amenable number.

75550325 is a deficient number, since it is larger than the sum of its proper divisors (18249103).

75550325 is a wasteful number, since it uses less digits than its factorization.

75550325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3784 (or 3779 counting only the distinct ones).

The product of its (nonzero) digits is 26250, while the sum is 32.

The square root of 75550325 is about 8691.9689944224. The cubic root of 75550325 is about 422.7452913134.

The spelling of 75550325 in words is "seventy-five million, five hundred fifty thousand, three hundred twenty-five".