75530364 has 144 divisors (see below), whose sum is σ = 227104416. Its totient is φ = 19353600.

The previous prime is 75530341. The next prime is 75530381. The reversal of 75530364 is 46303557.

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, 313284 + ... + 313524.

It is an arithmetic number, because the mean of its divisors is an integer number (1577114).

Almost surely, 2^75530364 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 75530364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113552208).

75530364 is an abundant number, since it is smaller than the sum of its proper divisors (151574052).

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

75530364 is a wasteful number, since it uses less digits than its factorization.

75530364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316 (or 307 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 33.

The square root of 75530364 is about 8690.8206747119. The cubic root of 75530364 is about 422.7080571385.

The spelling of 75530364 in words is "seventy-five million, five hundred thirty thousand, three hundred sixty-four".