54494669 has 2 divisors, whose sum is σ = 54494670. Its totient is φ = 54494668.

The previous prime is 54494663. The next prime is 54494677. The reversal of 54494669 is 96649445.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54213769 + 280900 = 7363^2 + 530^2 .

It is a cyclic number.

It is not a de Polignac number, because 54494669 - 2¹² = 54490573 is a prime.

It is a super-2 number, since 2×54494669² = 5939337898839122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54494663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27247334 + 27247335.

It is an arithmetic number, because the mean of its divisors is an integer number (27247335).

Almost surely, 2^54494669 is an apocalyptic number.

It is an amenable number.

54494669 is a deficient number, since it is larger than the sum of its proper divisors (1).

54494669 is an equidigital number, since it uses as much as digits as its factorization.

54494669 is an evil number, because the sum of its binary digits is even.

The product of its digits is 933120, while the sum is 47.

The square root of 54494669 is about 7382.0504604073. The cubic root of 54494669 is about 379.1269639117.

The spelling of 54494669 in words is "fifty-four million, four hundred ninety-four thousand, six hundred sixty-nine".