75316438 has 4 divisors (see below), whose sum is σ = 112974660. Its totient is φ = 37658218.

The previous prime is 75316427. The next prime is 75316469. The reversal of 75316438 is 83461357.

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

It is a junction number, because it is equal to n+sod(n) for n = 75316397 and 75316406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18829108 + ... + 18829111.

It is an arithmetic number, because the mean of its divisors is an integer number (28243665).

Almost surely, 2^75316438 is an apocalyptic number.

75316438 is a deficient number, since it is larger than the sum of its proper divisors (37658222).

75316438 is a wasteful number, since it uses less digits than its factorization.

75316438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37658221.

The product of its digits is 60480, while the sum is 37.

The square root of 75316438 is about 8678.5043642324. The cubic root of 75316438 is about 422.3085985743.

The spelling of 75316438 in words is "seventy-five million, three hundred sixteen thousand, four hundred thirty-eight".