4642446132 has 72 divisors (see below), whose sum is σ = 12260626560. Its totient is φ = 1478347200.

The previous prime is 4642446101. The next prime is 4642446157. The reversal of 4642446132 is 2316442464.

4642446132 is a `hidden beast` number, since 4 + 642 + 4 + 4 + 6 + 1 + 3 + 2 = 666.

It is a super-2 number, since 2×4642446132² = 43104612177043522848, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 757882 + ... + 763982.

It is an arithmetic number, because the mean of its divisors is an integer number (170286480).

Almost surely, 2^4642446132 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 4642446132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6130313280).

4642446132 is an abundant number, since it is smaller than the sum of its proper divisors (7618180428).

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

4642446132 is a wasteful number, since it uses less digits than its factorization.

4642446132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7053 (or 7048 counting only the distinct ones).

The product of its digits is 110592, while the sum is 36.

The square root of 4642446132 is about 68135.4983250288. The cubic root of 4642446132 is about 1668.2032298998.

Adding to 4642446132 its reverse (2316442464), we get a palindrome (6958888596).

The spelling of 4642446132 in words is "four billion, six hundred forty-two million, four hundred forty-six thousand, one hundred thirty-two".