55853469 has 20 divisors (see below), whose sum is σ = 95355744. Its totient is φ = 31915944.

The previous prime is 55853459. The next prime is 55853489. The reversal of 55853469 is 96435855.

55853469 is a `hidden beast` number, since 5 + 58 + 534 + 69 = 666.

It is not a de Polignac number, because 55853469 - 2⁷ = 55853341 is a prime.

It is a super-2 number, since 2×55853469² = 6239219998667922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55853419) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 48687 + ... + 49820.

Almost surely, 2^55853469 is an apocalyptic number.

It is an amenable number.

55853469 is a deficient number, since it is larger than the sum of its proper divisors (39502275).

55853469 is an equidigital number, since it uses as much as digits as its factorization.

55853469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98526 (or 98517 counting only the distinct ones).

The product of its digits is 648000, while the sum is 45.

The square root of 55853469 is about 7473.5178463693. The cubic root of 55853469 is about 382.2522501754.

The spelling of 55853469 in words is "fifty-five million, eight hundred fifty-three thousand, four hundred sixty-nine".