75953940 has 24 divisors (see below), whose sum is σ = 212671200. Its totient is φ = 20254368.

The previous prime is 75953939. The next prime is 75953957. The reversal of 75953940 is 4935957.

It is a junction number, because it is equal to n+sod(n) for n = 75953892 and 75953901.

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, 632890 + ... + 633009.

It is an arithmetic number, because the mean of its divisors is an integer number (8861300).

Almost surely, 2^75953940 is an apocalyptic number.

It is an amenable number.

75953940 is an abundant number, since it is smaller than the sum of its proper divisors (136717260).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

75953940 is a wasteful number, since it uses less digits than its factorization.

75953940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1265911 (or 1265909 counting only the distinct ones).

The product of its (nonzero) digits is 170100, while the sum is 42.

The square root of 75953940 is about 8715.1557645288. The cubic root of 75953940 is about 423.4967700651.

The spelling of 75953940 in words is "seventy-five million, nine hundred fifty-three thousand, nine hundred forty".