64402333 has 8 divisors (see below), whose sum is σ = 64925280. Its totient is φ = 63882000.

The previous prime is 64402319. The next prime is 64402391. The reversal of 64402333 is 33320446.

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 64402333 - 2²¹ = 62305181 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 64402298 and 64402307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64402313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94791 + ... + 95467.

It is an arithmetic number, because the mean of its divisors is an integer number (8115660).

Almost surely, 2^64402333 is an apocalyptic number.

It is an amenable number.

64402333 is a deficient number, since it is larger than the sum of its proper divisors (522947).

64402333 is a wasteful number, since it uses less digits than its factorization.

64402333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1307.

The product of its (nonzero) digits is 5184, while the sum is 25.

The square root of 64402333 is about 8025.1064167399. The cubic root of 64402333 is about 400.8364434368.

Adding to 64402333 its reverse (33320446), we get a palindrome (97722779).

The spelling of 64402333 in words is "sixty-four million, four hundred two thousand, three hundred thirty-three".