55434547 has 8 divisors (see below), whose sum is σ = 65066336. Its totient is φ = 46230912.

The previous prime is 55434529. The next prime is 55434551. The reversal of 55434547 is 74543455.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55434547 - 2¹¹ = 55432499 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55434517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106758 + ... + 107275.

It is an arithmetic number, because the mean of its divisors is an integer number (8133292).

Almost surely, 2^55434547 is an apocalyptic number.

55434547 is a deficient number, since it is larger than the sum of its proper divisors (9631789).

55434547 is a wasteful number, since it uses less digits than its factorization.

55434547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214077.

The product of its digits is 168000, while the sum is 37.

The square root of 55434547 is about 7445.4379992046. The cubic root of 55434547 is about 381.2941723611.

The spelling of 55434547 in words is "fifty-five million, four hundred thirty-four thousand, five hundred forty-seven".