75063394 has 12 divisors (see below), whose sum is σ = 130978134. Its totient is φ = 32169984.

The previous prime is 75063341. The next prime is 75063403. The reversal of 75063394 is 49336057.

It can be written as a sum of positive squares in only one way, i.e., 71622369 + 3441025 = 8463^2 + 1855^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 382879 + ... + 383074.

Almost surely, 2^75063394 is an apocalyptic number.

75063394 is a deficient number, since it is larger than the sum of its proper divisors (55914740).

75063394 is a wasteful number, since it uses less digits than its factorization.

75063394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765969 (or 765962 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 37.

The square root of 75063394 is about 8663.9133190493. The cubic root of 75063394 is about 421.8351182345.

It can be divided in two parts, 75063 and 394, that added together give a palindrome (75457).

The spelling of 75063394 in words is "seventy-five million, sixty-three thousand, three hundred ninety-four".