435221052 has 96 divisors (see below), whose sum is σ = 1190730240. Its totient is φ = 121159680.

The previous prime is 435221023. The next prime is 435221053. The reversal of 435221052 is 250122534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (435221053) 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, 678652 + ... + 679292.

It is an arithmetic number, because the mean of its divisors is an integer number (12403440).

Almost surely, 2^435221052 is an apocalyptic number.

435221052 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 435221052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (595365120).

435221052 is an abundant number, since it is smaller than the sum of its proper divisors (755509188).

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

435221052 is a wasteful number, since it uses less digits than its factorization.

435221052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 851 (or 849 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 435221052 is about 20861.9522576388. The cubic root of 435221052 is about 757.8268088476.

Adding to 435221052 its reverse (250122534), we get a palindrome (685343586).

The spelling of 435221052 in words is "four hundred thirty-five million, two hundred twenty-one thousand, fifty-two".