75023434 has 4 divisors (see below), whose sum is σ = 112535154. Its totient is φ = 37511716.

The previous prime is 75023423. The next prime is 75023453. The reversal of 75023434 is 43432057.

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., 60606225 + 14417209 = 7785^2 + 3797^2 .

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 as a sum of consecutive naturals, namely, 18755857 + ... + 18755860.

Almost surely, 2^75023434 is an apocalyptic number.

75023434 is a deficient number, since it is larger than the sum of its proper divisors (37511720).

75023434 is a wasteful number, since it uses less digits than its factorization.

75023434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37511719.

The product of its (nonzero) digits is 10080, while the sum is 28.

The square root of 75023434 is about 8661.6068947973. The cubic root of 75023434 is about 421.7602503017.

It can be divided in two parts, 75023 and 434, that added together give a palindrome (75457).

The spelling of 75023434 in words is "seventy-five million, twenty-three thousand, four hundred thirty-four".