75304650 has 96 divisors (see below), whose sum is σ = 194273280. Its totient is φ = 19293120.

The previous prime is 75304637. The next prime is 75304661. The reversal of 75304650 is 5640357.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 592887 + ... + 593013.

It is an arithmetic number, because the mean of its divisors is an integer number (2023680).

Almost surely, 2^75304650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 75304650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97136640).

75304650 is an abundant number, since it is smaller than the sum of its proper divisors (118968630).

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

75304650 is a wasteful number, since it uses less digits than its factorization.

75304650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268 (or 263 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 75304650 is about 8677.8251883753. The cubic root of 75304650 is about 422.2865651660.

The spelling of 75304650 in words is "seventy-five million, three hundred four thousand, six hundred fifty".