75414225 has 24 divisors (see below), whose sum is σ = 125027712. Its totient is φ = 40110400.

The previous prime is 75414223. The next prime is 75414247. The reversal of 75414225 is 52241457.

It is not a de Polignac number, because 75414225 - 2¹ = 75414223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 75414192 and 75414201.

It is not an unprimeable number, because it can be changed into a prime (75414221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31159 + ... + 33491.

It is an arithmetic number, because the mean of its divisors is an integer number (5209488).

Almost surely, 2^75414225 is an apocalyptic number.

75414225 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

75414225 is a deficient number, since it is larger than the sum of its proper divisors (49613487).

75414225 is a wasteful number, since it uses less digits than its factorization.

75414225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2777 (or 2772 counting only the distinct ones).

The product of its digits is 11200, while the sum is 30.

The square root of 75414225 is about 8684.1363992052. The cubic root of 75414225 is about 422.4912874737.

The spelling of 75414225 in words is "seventy-five million, four hundred fourteen thousand, two hundred twenty-five".