64233351 has 48 divisors (see below), whose sum is σ = 117822720. Its totient is φ = 33864480.

The previous prime is 64233341. The next prime is 64233353. The reversal of 64233351 is 15333246.

It is a happy number.

It is not a de Polignac number, because 64233351 - 2¹⁰ = 64232327 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64233353) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 30936 + ... + 32946.

It is an arithmetic number, because the mean of its divisors is an integer number (2454640).

Almost surely, 2^64233351 is an apocalyptic number.

64233351 is a deficient number, since it is larger than the sum of its proper divisors (53589369).

64233351 is a wasteful number, since it uses less digits than its factorization.

64233351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2053 (or 2034 counting only the distinct ones).

The product of its digits is 6480, while the sum is 27.

The square root of 64233351 is about 8014.5711675672. The cubic root of 64233351 is about 400.4855582611.

Adding to 64233351 its reverse (15333246), we get a palindrome (79566597).

The spelling of 64233351 in words is "sixty-four million, two hundred thirty-three thousand, three hundred fifty-one".