436121052 has 12 divisors (see below), whose sum is σ = 1017615816. Its totient is φ = 145373680.

The previous prime is 436121039. The next prime is 436121083. The reversal of 436121052 is 250121634.

It is a tau number, because it is divible by the number of its divisors (12).

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

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, 18171699 + ... + 18171722.

It is an arithmetic number, because the mean of its divisors is an integer number (84801318).

Almost surely, 2^436121052 is an apocalyptic number.

It is an amenable number.

436121052 is an abundant number, since it is smaller than the sum of its proper divisors (581494764).

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

436121052 is a wasteful number, since it uses less digits than its factorization.

436121052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36343428 (or 36343426 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 436121052 is about 20883.5114863377. The cubic root of 436121052 is about 758.3488229122.

Adding to 436121052 its reverse (250121634), we get a palindrome (686242686).

The spelling of 436121052 in words is "four hundred thirty-six million, one hundred twenty-one thousand, fifty-two".