3540212124 has 48 divisors (see below), whose sum is σ = 8791822368. Its totient is φ = 1104887808.

The previous prime is 3540212113. The next prime is 3540212131. The reversal of 3540212124 is 4212120453.

It is a junction number, because it is equal to n+sod(n) for n = 3540212094 and 3540212103.

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, 5587 + ... + 84330.

It is an arithmetic number, because the mean of its divisors is an integer number (183162966).

Almost surely, 2^3540212124 is an apocalyptic number.

3540212124 is a gapful number since it is divisible by the number (34) 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 3540212124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4395911184).

3540212124 is an abundant number, since it is smaller than the sum of its proper divisors (5251610244).

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

3540212124 is a wasteful number, since it uses less digits than its factorization.

3540212124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90134 (or 90132 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 3540212124 is about 59499.6817134344. The cubic root of 3540212124 is about 1524.0870104840.

Adding to 3540212124 its reverse (4212120453), we get a palindrome (7752332577).

The spelling of 3540212124 in words is "three billion, five hundred forty million, two hundred twelve thousand, one hundred twenty-four".