75749342 has 4 divisors (see below), whose sum is σ = 113624016. Its totient is φ = 37874670.

The previous prime is 75749341. The next prime is 75749353. The reversal of 75749342 is 24394757.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 75749342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75749341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18937334 + ... + 18937337.

It is an arithmetic number, because the mean of its divisors is an integer number (28406004).

Almost surely, 2^75749342 is an apocalyptic number.

75749342 is a deficient number, since it is larger than the sum of its proper divisors (37874674).

75749342 is a wasteful number, since it uses less digits than its factorization.

75749342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37874673.

The product of its digits is 211680, while the sum is 41.

The square root of 75749342 is about 8703.4097915702. The cubic root of 75749342 is about 423.1161687467.

The spelling of 75749342 in words is "seventy-five million, seven hundred forty-nine thousand, three hundred forty-two".