42453836 has 12 divisors (see below), whose sum is σ = 75189912. Its totient is φ = 20971008.

The previous prime is 42453823. The next prime is 42453869. The reversal of 42453836 is 63835424.

42453836 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×42453836² = 3604656382229792, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42453796 and 42453805.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63605 + ... + 64268.

It is an arithmetic number, because the mean of its divisors is an integer number (6265826).

Almost surely, 2^42453836 is an apocalyptic number.

It is an amenable number.

42453836 is a deficient number, since it is larger than the sum of its proper divisors (32736076).

42453836 is a wasteful number, since it uses less digits than its factorization.

42453836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127960 (or 127958 counting only the distinct ones).

The product of its digits is 69120, while the sum is 35.

The square root of 42453836 is about 6515.6608260406. The cubic root of 42453836 is about 348.8502024050.

The spelling of 42453836 in words is "forty-two million, four hundred fifty-three thousand, eight hundred thirty-six".