75163742 has 16 divisors (see below), whose sum is σ = 118186992. Its totient is φ = 35810880.

The previous prime is 75163729. The next prime is 75163769. The reversal of 75163742 is 24736157.

It is a super-2 number, since 2×75163742² = 11299176222885128, which contains 22 as substring.

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, 7133 + ... + 14184.

It is an arithmetic number, because the mean of its divisors is an integer number (7386687).

Almost surely, 2^75163742 is an apocalyptic number.

75163742 is a deficient number, since it is larger than the sum of its proper divisors (43023250).

75163742 is a wasteful number, since it uses less digits than its factorization.

75163742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21403.

The product of its digits is 35280, while the sum is 35.

The square root of 75163742 is about 8669.7025323825. The cubic root of 75163742 is about 422.0230103578.

Adding to 75163742 its reverse (24736157), we get a palindrome (99899899).

The spelling of 75163742 in words is "seventy-five million, one hundred sixty-three thousand, seven hundred forty-two".