65750364 has 18 divisors (see below), whose sum is σ = 166202400. Its totient is φ = 21916776.

The previous prime is 65750351. The next prime is 65750387. The reversal of 65750364 is 46305756.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×65750364² = 8646220732264992, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1826399 = 65750364 / (6 + 5 + 7 + 5 + 0 + 3 + 6 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 913164 + ... + 913235.

Almost surely, 2^65750364 is an apocalyptic number.

It is an amenable number.

65750364 is an abundant number, since it is smaller than the sum of its proper divisors (100452036).

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

65750364 is a wasteful number, since it uses less digits than its factorization.

65750364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1826409 (or 1826404 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 36.

The square root of 65750364 is about 8108.6598152839. The cubic root of 65750364 is about 403.6138436757.

The spelling of 65750364 in words is "sixty-five million, seven hundred fifty thousand, three hundred sixty-four".