75019228 has 12 divisors (see below), whose sum is σ = 131349960. Its totient is φ = 37490672.

The previous prime is 75019211. The next prime is 75019229. The reversal of 75019228 is 82291057.

It is a junction number, because it is equal to n+sod(n) for n = 75019193 and 75019202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75019229) 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, 7950 + ... + 14602.

It is an arithmetic number, because the mean of its divisors is an integer number (10945830).

Almost surely, 2^75019228 is an apocalyptic number.

It is an amenable number.

75019228 is a deficient number, since it is larger than the sum of its proper divisors (56330732).

75019228 is a wasteful number, since it uses less digits than its factorization.

75019228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9476 (or 9474 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 75019228 is about 8661.3640957992. The cubic root of 75019228 is about 421.7523685121.

The spelling of 75019228 in words is "seventy-five million, nineteen thousand, two hundred twenty-eight".