4124532440 has 64 divisors (see below), whose sum is σ = 10671125760. Its totient is φ = 1405434240.

The previous prime is 4124532427. The next prime is 4124532463. The reversal of 4124532440 is 442354214.

It is a super-2 number, since 2×4124532440² = 34023535697224707200, which contains 22 as substring.

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, 455 + ... + 90825.

It is an arithmetic number, because the mean of its divisors is an integer number (166736340).

Almost surely, 2^4124532440 is an apocalyptic number.

4124532440 is a gapful number since it is divisible by the number (40) 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 4124532440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5335562880).

4124532440 is an abundant number, since it is smaller than the sum of its proper divisors (6546593320).

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

4124532440 is a wasteful number, since it uses less digits than its factorization.

4124532440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90552 (or 90548 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

The square root of 4124532440 is about 64222.5228405113. The cubic root of 4124532440 is about 1603.7065681729.

Adding to 4124532440 its reverse (442354214), we get a palindrome (4566886654).

The spelling of 4124532440 in words is "four billion, one hundred twenty-four million, five hundred thirty-two thousand, four hundred forty".