42573553 has 8 divisors (see below), whose sum is σ = 46702656. Its totient is φ = 38487600.

The previous prime is 42573523. The next prime is 42573563. The reversal of 42573553 is 35537524.

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 42573553 - 2¹³ = 42565361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42573523) 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, 8701 + ... + 12682.

It is an arithmetic number, because the mean of its divisors is an integer number (5837832).

Almost surely, 2^42573553 is an apocalyptic number.

It is an amenable number.

42573553 is a deficient number, since it is larger than the sum of its proper divisors (4129103).

42573553 is a wasteful number, since it uses less digits than its factorization.

42573553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21575.

The product of its digits is 63000, while the sum is 34.

The square root of 42573553 is about 6524.8412241219. The cubic root of 42573553 is about 349.1778061304.

The spelling of 42573553 in words is "forty-two million, five hundred seventy-three thousand, five hundred fifty-three".