42343552 has 64 divisors (see below), whose sum is σ = 92779200. Its totient is φ = 19160064.

The previous prime is 42343547. The next prime is 42343573. The reversal of 42343552 is 25534324.

It is a tau number, because it is divible by the number of its divisors (64).

It is a self number, because there is not a number n which added to its sum of digits gives 42343552.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55558 + ... + 56314.

It is an arithmetic number, because the mean of its divisors is an integer number (1449675).

Almost surely, 2^42343552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42343552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46389600).

42343552 is an abundant number, since it is smaller than the sum of its proper divisors (50435648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42343552 is a wasteful number, since it uses less digits than its factorization.

42343552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 813 (or 801 counting only the distinct ones).

The product of its digits is 14400, while the sum is 28.

The square root of 42343552 is about 6507.1923284931. The cubic root of 42343552 is about 348.5478664919.

Adding to 42343552 its reverse (25534324), we get a palindrome (67877876).

The spelling of 42343552 in words is "forty-two million, three hundred forty-three thousand, five hundred fifty-two".