75764550 has 24 divisors (see below), whose sum is σ = 187896456. Its totient is φ = 20203840.

The previous prime is 75764537. The next prime is 75764561. The reversal of 75764550 is 5546757.

It is a junction number, because it is equal to n+sod(n) for n = 75764499 and 75764508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 252399 + ... + 252698.

It is an arithmetic number, because the mean of its divisors is an integer number (7829019).

Almost surely, 2^75764550 is an apocalyptic number.

75764550 is an abundant number, since it is smaller than the sum of its proper divisors (112131906).

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

75764550 is a wasteful number, since it uses less digits than its factorization.

75764550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505112 (or 505107 counting only the distinct ones).

The product of its (nonzero) digits is 147000, while the sum is 39.

The square root of 75764550 is about 8704.2834282898. The cubic root of 75764550 is about 423.1444828326.

The spelling of 75764550 in words is "seventy-five million, seven hundred sixty-four thousand, five hundred fifty".