42594553 has 8 divisors (see below), whose sum is σ = 43689536. Its totient is φ = 41504400.

The previous prime is 42594547. The next prime is 42594569. The reversal of 42594553 is 35549524.

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 42594553 - 2¹⁷ = 42463481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42594583) 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, 22348 + ... + 24178.

It is an arithmetic number, because the mean of its divisors is an integer number (5461192).

Almost surely, 2^42594553 is an apocalyptic number.

42594553 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

42594553 is a deficient number, since it is larger than the sum of its proper divisors (1094983).

42594553 is a wasteful number, since it uses less digits than its factorization.

42594553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2415.

The product of its digits is 108000, while the sum is 37.

The square root of 42594553 is about 6526.4502602870. The cubic root of 42594553 is about 349.2352089707.

It can be divided in two parts, 42 and 594553, that added together give a triangular number (594595 = T₁₀₉₀).

The spelling of 42594553 in words is "forty-two million, five hundred ninety-four thousand, five hundred fifty-three".