54626249 has 2 divisors, whose sum is σ = 54626250. Its totient is φ = 54626248.

The previous prime is 54626237. The next prime is 54626263. The reversal of 54626249 is 94262645.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29626249 + 25000000 = 5443^2 + 5000^2 .

It is a cyclic number.

It is not a de Polignac number, because 54626249 - 2²⁴ = 37849033 is a prime.

It is a super-3 number, since 3×54626249³ (a number of 24 digits) contains 333 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (54626149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27313124 + 27313125.

It is an arithmetic number, because the mean of its divisors is an integer number (27313125).

Almost surely, 2^54626249 is an apocalyptic number.

It is an amenable number.

54626249 is a deficient number, since it is larger than the sum of its proper divisors (1).

54626249 is an equidigital number, since it uses as much as digits as its factorization.

54626249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 38.

The square root of 54626249 is about 7390.9572451747. The cubic root of 54626249 is about 379.4318587467.

It can be divided in two parts, 5462 and 6249, that added together give a palindrome (11711).

The spelling of 54626249 in words is "fifty-four million, six hundred twenty-six thousand, two hundred forty-nine".