54437629 has 2 divisors, whose sum is σ = 54437630. Its totient is φ = 54437628.

The previous prime is 54437623. The next prime is 54437653. The reversal of 54437629 is 92673445.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40576900 + 13860729 = 6370^2 + 3723^2 .

It is a cyclic number.

It is not a de Polignac number, because 54437629 - 2¹³ = 54429437 is a prime.

It is a super-2 number, since 2×54437629² = 5926910902283282, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 54437591 and 54437600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54437623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27218814 + 27218815.

It is an arithmetic number, because the mean of its divisors is an integer number (27218815).

Almost surely, 2^54437629 is an apocalyptic number.

It is an amenable number.

54437629 is a deficient number, since it is larger than the sum of its proper divisors (1).

54437629 is an equidigital number, since it uses as much as digits as its factorization.

54437629 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 40.

The square root of 54437629 is about 7378.1860236782. The cubic root of 54437629 is about 378.9946393377.

The spelling of 54437629 in words is "fifty-four million, four hundred thirty-seven thousand, six hundred twenty-nine".