75476738 has 4 divisors (see below), whose sum is σ = 113215110. Its totient is φ = 37738368.

The previous prime is 75476729. The next prime is 75476743. The reversal of 75476738 is 83767457.

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

It can be written as a sum of positive squares in only one way, i.e., 75463969 + 12769 = 8687^2 + 113^2 .

It is a junction number, because it is equal to n+sod(n) for n = 75476692 and 75476701.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18869183 + ... + 18869186.

Almost surely, 2^75476738 is an apocalyptic number.

75476738 is a deficient number, since it is larger than the sum of its proper divisors (37738372).

75476738 is a wasteful number, since it uses less digits than its factorization.

75476738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37738371.

The product of its digits is 987840, while the sum is 47.

The square root of 75476738 is about 8687.7349176871. The cubic root of 75476738 is about 422.6079935882.

It can be divided in two parts, 7 and 5476738, that added together give a palindrome (5476745).

The spelling of 75476738 in words is "seventy-five million, four hundred seventy-six thousand, seven hundred thirty-eight".