75412534 has 16 divisors (see below), whose sum is σ = 117713088. Its totient is φ = 36205312.

The previous prime is 75412529. The next prime is 75412543. The reversal of 75412534 is 43521457.

It is a junction number, because it is equal to n+sod(n) for n = 75412496 and 75412505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2587 + ... + 12550.

It is an arithmetic number, because the mean of its divisors is an integer number (7357068).

Almost surely, 2^75412534 is an apocalyptic number.

75412534 is a deficient number, since it is larger than the sum of its proper divisors (42300554).

75412534 is a wasteful number, since it uses less digits than its factorization.

75412534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15239.

The product of its digits is 16800, while the sum is 31.

The square root of 75412534 is about 8684.0390372223. The cubic root of 75412534 is about 422.4881296339.

The spelling of 75412534 in words is "seventy-five million, four hundred twelve thousand, five hundred thirty-four".