42553922 has 8 divisors (see below), whose sum is σ = 65556156. Its totient is φ = 20701872.

The previous prime is 42553897. The next prime is 42553937. The reversal of 42553922 is 22935524.

It can be written as a sum of positive squares in 2 ways, for example, as 42393121 + 160801 = 6511^2 + 401^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 287453 + ... + 287600.

Almost surely, 2^42553922 is an apocalyptic number.

42553922 is a deficient number, since it is larger than the sum of its proper divisors (23002234).

42553922 is a wasteful number, since it uses less digits than its factorization.

42553922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575092.

The product of its digits is 21600, while the sum is 32.

The square root of 42553922 is about 6523.3367228743. The cubic root of 42553922 is about 349.1241283352.

The spelling of 42553922 in words is "forty-two million, five hundred fifty-three thousand, nine hundred twenty-two".