64334733 has 16 divisors (see below), whose sum is σ = 87330816. Its totient is φ = 42119280.

The previous prime is 64334723. The next prime is 64334747. The reversal of 64334733 is 33743346.

It is not a de Polignac number, because 64334733 - 2⁴ = 64334717 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 64334694 and 64334703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64334723) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77760 + ... + 78582.

It is an arithmetic number, because the mean of its divisors is an integer number (5458176).

Almost surely, 2^64334733 is an apocalyptic number.

It is an amenable number.

64334733 is a deficient number, since it is larger than the sum of its proper divisors (22996083).

64334733 is a wasteful number, since it uses less digits than its factorization.

64334733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1264.

The product of its digits is 54432, while the sum is 33.

The square root of 64334733 is about 8020.8935287784. The cubic root of 64334733 is about 400.6961481582.

The spelling of 64334733 in words is "sixty-four million, three hundred thirty-four thousand, seven hundred thirty-three".