42344553 has 32 divisors (see below), whose sum is σ = 60710400. Its totient is φ = 26208000.

The previous prime is 42344537. The next prime is 42344567. The reversal of 42344553 is 35544324.

It is not a de Polignac number, because 42344553 - 2⁴ = 42344537 is a prime.

It is a super-2 number, since 2×42344553² = 3586122337539618, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42344553.

It is not an unprimeable number, because it can be changed into a prime (42344503) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 419203 + ... + 419303.

It is an arithmetic number, because the mean of its divisors is an integer number (1897200).

Almost surely, 2^42344553 is an apocalyptic number.

It is an amenable number.

42344553 is a deficient number, since it is larger than the sum of its proper divisors (18365847).

42344553 is a wasteful number, since it uses less digits than its factorization.

42344553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273.

The product of its digits is 28800, while the sum is 30.

The square root of 42344553 is about 6507.2692429313. The cubic root of 42344553 is about 348.5506130232.

Adding to 42344553 its reverse (35544324), we get a palindrome (77888877).

The spelling of 42344553 in words is "forty-two million, three hundred forty-four thousand, five hundred fifty-three".