53337733 has 4 divisors (see below), whose sum is σ = 53827180. Its totient is φ = 52848288.

The previous prime is 53337727. The next prime is 53337737. The reversal of 53337733 is 33773335.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33773335 = 5 ⋅6754667.

It can be written as a sum of positive squares in 2 ways, for example, as 32970564 + 20367169 = 5742^2 + 4513^2 .

It is a cyclic number.

It is not a de Polignac number, because 53337733 - 2¹⁷ = 53206661 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 (53337737) 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, 244560 + ... + 244777.

It is an arithmetic number, because the mean of its divisors is an integer number (13456795).

Almost surely, 2^53337733 is an apocalyptic number.

It is an amenable number.

53337733 is a deficient number, since it is larger than the sum of its proper divisors (489447).

53337733 is a wasteful number, since it uses less digits than its factorization.

53337733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489446.

The product of its digits is 59535, while the sum is 34.

The square root of 53337733 is about 7303.2686517750. The cubic root of 53337733 is about 376.4247618799.

The spelling of 53337733 in words is "fifty-three million, three hundred thirty-seven thousand, seven hundred thirty-three".