75469742 has 8 divisors (see below), whose sum is σ = 114568776. Its totient is φ = 37280152.

The previous prime is 75469699. The next prime is 75469753. The reversal of 75469742 is 24796457.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 75469693 and 75469702.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 227153 + ... + 227484.

It is an arithmetic number, because the mean of its divisors is an integer number (14321097).

Almost surely, 2^75469742 is an apocalyptic number.

75469742 is a deficient number, since it is larger than the sum of its proper divisors (39099034).

75469742 is a wasteful number, since it uses less digits than its factorization.

75469742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454722.

The product of its digits is 423360, while the sum is 44.

The square root of 75469742 is about 8687.3322717621. The cubic root of 75469742 is about 422.5949358923.

The spelling of 75469742 in words is "seventy-five million, four hundred sixty-nine thousand, seven hundred forty-two".