64748793 has 8 divisors (see below), whose sum is σ = 89308800. Its totient is φ = 41677328.

The previous prime is 64748771. The next prime is 64748819. The reversal of 64748793 is 39784746.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 64748793 - 2⁶ = 64748729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (64748753) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 372033 + ... + 372206.

It is an arithmetic number, because the mean of its divisors is an integer number (11163600).

Almost surely, 2^64748793 is an apocalyptic number.

It is an amenable number.

64748793 is a deficient number, since it is larger than the sum of its proper divisors (24560007).

64748793 is a wasteful number, since it uses less digits than its factorization.

64748793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744271.

The product of its digits is 1016064, while the sum is 48.

The square root of 64748793 is about 8046.6634700353. The cubic root of 64748793 is about 401.5539407695.

The spelling of 64748793 in words is "sixty-four million, seven hundred forty-eight thousand, seven hundred ninety-three".