75246742 has 16 divisors (see below), whose sum is σ = 114027264. Its totient is φ = 37240000.

The previous prime is 75246737. The next prime is 75246751. The reversal of 75246742 is 24764257.

It is a super-2 number, since 2×75246742² = 11324144363229128, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106992 + ... + 107692.

It is an arithmetic number, because the mean of its divisors is an integer number (7126704).

Almost surely, 2^75246742 is an apocalyptic number.

75246742 is a deficient number, since it is larger than the sum of its proper divisors (38780522).

75246742 is a wasteful number, since it uses less digits than its factorization.

75246742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1175.

The product of its digits is 94080, while the sum is 37.

The square root of 75246742 is about 8674.4879964180. The cubic root of 75246742 is about 422.1782936703.

The spelling of 75246742 in words is "seventy-five million, two hundred forty-six thousand, seven hundred forty-two".