54235969 has 4 divisors (see below), whose sum is σ = 55701844. Its totient is φ = 52770096.

The previous prime is 54235963. The next prime is 54235981. The reversal of 54235969 is 96953245.

54235969 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 23155344 + 31080625 = 4812^2 + 5575^2 .

It is a cyclic number.

It is not a de Polignac number, because 54235969 - 2²¹ = 52138817 is a prime.

It is a super-2 number, since 2×54235969² = 5883080666737922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54235963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 732882 + ... + 732955.

It is an arithmetic number, because the mean of its divisors is an integer number (13925461).

Almost surely, 2^54235969 is an apocalyptic number.

It is an amenable number.

54235969 is a deficient number, since it is larger than the sum of its proper divisors (1465875).

54235969 is a wasteful number, since it uses less digits than its factorization.

54235969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1465874.

The product of its digits is 291600, while the sum is 43.

The square root of 54235969 is about 7364.5073833896. The cubic root of 54235969 is about 378.5260747986.

The spelling of 54235969 in words is "fifty-four million, two hundred thirty-five thousand, nine hundred sixty-nine".