75704390 has 8 divisors (see below), whose sum is σ = 136267920. Its totient is φ = 30281752.

The previous prime is 75704359. The next prime is 75704411. The reversal of 75704390 is 9340757.

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

It is a self number, because there is not a number n which added to its sum of digits gives 75704390.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3785210 + ... + 3785229.

It is an arithmetic number, because the mean of its divisors is an integer number (17033490).

Almost surely, 2^75704390 is an apocalyptic number.

75704390 is a deficient number, since it is larger than the sum of its proper divisors (60563530).

75704390 is a wasteful number, since it uses less digits than its factorization.

75704390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7570446.

The product of its (nonzero) digits is 26460, while the sum is 35.

The square root of 75704390 is about 8700.8269721906. The cubic root of 75704390 is about 423.0324554493.

The spelling of 75704390 in words is "seventy-five million, seven hundred four thousand, three hundred ninety".