55430573 has 8 divisors (see below), whose sum is σ = 62420736. Its totient is φ = 48765600.

The previous prime is 55430567. The next prime is 55430593. The reversal of 55430573 is 37503455.

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

It is a cyclic number.

It is not a de Polignac number, because 55430573 - 2⁶ = 55430509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55430503) 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, 80936 + ... + 81617.

It is an arithmetic number, because the mean of its divisors is an integer number (7802592).

Almost surely, 2^55430573 is an apocalyptic number.

It is an amenable number.

55430573 is a deficient number, since it is larger than the sum of its proper divisors (6990163).

55430573 is a wasteful number, since it uses less digits than its factorization.

55430573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162595.

The product of its (nonzero) digits is 31500, while the sum is 32.

The square root of 55430573 is about 7445.1711195915. The cubic root of 55430573 is about 381.2850607190.

The spelling of 55430573 in words is "fifty-five million, four hundred thirty thousand, five hundred seventy-three".