75766940 has 48 divisors (see below), whose sum is σ = 162751680. Its totient is φ = 29621760.

The previous prime is 75766939. The next prime is 75766963. The reversal of 75766940 is 4966757.

It is a junction number, because it is equal to n+sod(n) for n = 75766891 and 75766900.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 325064 + ... + 325296.

It is an arithmetic number, because the mean of its divisors is an integer number (3390660).

Almost surely, 2^75766940 is an apocalyptic number.

It is an amenable number.

75766940 is an abundant number, since it is smaller than the sum of its proper divisors (86984740).

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

75766940 is a wasteful number, since it uses less digits than its factorization.

75766940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542 (or 540 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 44.

The square root of 75766940 is about 8704.4207159351. The cubic root of 75766940 is about 423.1489321635.

The spelling of 75766940 in words is "seventy-five million, seven hundred sixty-six thousand, nine hundred forty".