75550938 has 8 divisors (see below), whose sum is σ = 151101888. Its totient is φ = 25183644.

The previous prime is 75550933. The next prime is 75550991. The reversal of 75550938 is 83905557.

It is a sphenic number, since it is the product of 3 distinct primes.

75550938 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 75550938.

It is not an unprimeable number, because it can be changed into a prime (75550931) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6295906 + ... + 6295917.

It is an arithmetic number, because the mean of its divisors is an integer number (18887736).

Almost surely, 2^75550938 is an apocalyptic number.

75550938 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

75550938 is a wasteful number, since it uses less digits than its factorization.

75550938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12591828.

The product of its (nonzero) digits is 189000, while the sum is 42.

The square root of 75550938 is about 8692.0042567868. The cubic root of 75550938 is about 422.7464346668.

The spelling of 75550938 in words is "seventy-five million, five hundred fifty thousand, nine hundred thirty-eight".