75412403 has 12 divisors (see below), whose sum is σ = 83110104. Its totient is φ = 68376000.

The previous prime is 75412399. The next prime is 75412427. The reversal of 75412403 is 30421457.

It is not a de Polignac number, because 75412403 - 2² = 75412399 is a prime.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (75412433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 71228 + ... + 72278.

It is an arithmetic number, because the mean of its divisors is an integer number (6925842).

Almost surely, 2^75412403 is an apocalyptic number.

75412403 is a deficient number, since it is larger than the sum of its proper divisors (7697701).

75412403 is a wasteful number, since it uses less digits than its factorization.

75412403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1666 (or 1655 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 75412403 is about 8684.0314946458. The cubic root of 75412403 is about 422.4878849974.

The spelling of 75412403 in words is "seventy-five million, four hundred twelve thousand, four hundred three".