64350743 has 4 divisors (see below), whose sum is σ = 64422600. Its totient is φ = 64278888.

The previous prime is 64350731. The next prime is 64350787. The reversal of 64350743 is 34705346.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 64350743 - 2¹² = 64346647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64355743) 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, 34568 + ... + 36381.

It is an arithmetic number, because the mean of its divisors is an integer number (16105650).

Almost surely, 2^64350743 is an apocalyptic number.

64350743 is a deficient number, since it is larger than the sum of its proper divisors (71857).

64350743 is an equidigital number, since it uses as much as digits as its factorization.

64350743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71856.

The product of its (nonzero) digits is 30240, while the sum is 32.

The square root of 64350743 is about 8021.8914851798. The cubic root of 64350743 is about 400.7293837732.

The spelling of 64350743 in words is "sixty-four million, three hundred fifty thousand, seven hundred forty-three".