42533436 has 48 divisors (see below), whose sum is σ = 109202688. Its totient is φ = 12884080.

The previous prime is 42533429. The next prime is 42533467. The reversal of 42533436 is 63433524.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14641 + ... + 17303.

It is an arithmetic number, because the mean of its divisors is an integer number (2275056).

Almost surely, 2^42533436 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 42533436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54601344).

42533436 is an abundant number, since it is smaller than the sum of its proper divisors (66669252).

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

42533436 is a wasteful number, since it uses less digits than its factorization.

42533436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2703 (or 2679 counting only the distinct ones).

The product of its digits is 25920, while the sum is 30.

The square root of 42533436 is about 6521.7663251607. The cubic root of 42533436 is about 349.0680950753.

The spelling of 42533436 in words is "forty-two million, five hundred thirty-three thousand, four hundred thirty-six".