54426649 has 4 divisors (see below), whose sum is σ = 56303460. Its totient is φ = 52549840.

The previous prime is 54426641. The next prime is 54426653. The reversal of 54426649 is 94662445.

It is a happy number.

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 24800400 + 29626249 = 4980^2 + 5443^2 .

It is a cyclic number.

It is not a de Polignac number, because 54426649 - 2³ = 54426641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54426641) 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, 938362 + ... + 938419.

It is an arithmetic number, because the mean of its divisors is an integer number (14075865).

Almost surely, 2^54426649 is an apocalyptic number.

It is an amenable number.

54426649 is a deficient number, since it is larger than the sum of its proper divisors (1876811).

54426649 is a wasteful number, since it uses less digits than its factorization.

54426649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1876810.

The product of its digits is 207360, while the sum is 40.

The square root of 54426649 is about 7377.4419008217. The cubic root of 54426649 is about 378.9691567134.

The spelling of 54426649 in words is "fifty-four million, four hundred twenty-six thousand, six hundred forty-nine".