75056398 has 4 divisors (see below), whose sum is σ = 112584600. Its totient is φ = 37528198.

The previous prime is 75056393. The next prime is 75056417. The reversal of 75056398 is 89365057.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75056393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18764098 + ... + 18764101.

It is an arithmetic number, because the mean of its divisors is an integer number (28146150).

Almost surely, 2^75056398 is an apocalyptic number.

75056398 is a deficient number, since it is larger than the sum of its proper divisors (37528202).

75056398 is a wasteful number, since it uses less digits than its factorization.

75056398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37528201.

The product of its (nonzero) digits is 226800, while the sum is 43.

The square root of 75056398 is about 8663.5095659900. The cubic root of 75056398 is about 421.8220126446.

The spelling of 75056398 in words is "seventy-five million, fifty-six thousand, three hundred ninety-eight".