75270734 has 32 divisors (see below), whose sum is σ = 141177600. Its totient is φ = 29240640.

The previous prime is 75270733. The next prime is 75270749. The reversal of 75270734 is 43707257.

It is a junction number, because it is equal to n+sod(n) for n = 75270694 and 75270703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75270731) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 87197 + ... + 88055.

It is an arithmetic number, because the mean of its divisors is an integer number (4411800).

Almost surely, 2^75270734 is an apocalyptic number.

75270734 is a deficient number, since it is larger than the sum of its proper divisors (65906866).

75270734 is a wasteful number, since it uses less digits than its factorization.

75270734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1448.

The product of its (nonzero) digits is 41160, while the sum is 35.

The square root of 75270734 is about 8675.8707920300. The cubic root of 75270734 is about 422.2231586262.

The spelling of 75270734 in words is "seventy-five million, two hundred seventy thousand, seven hundred thirty-four".