3720542124 has 192 divisors, whose sum is σ = 10059033600. Its totient is φ = 1062018048.

The previous prime is 3720542101. The next prime is 3720542131. The reversal of 3720542124 is 4212450273.

It is a junction number, because it is equal to n+sod(n) for n = 3720542091 and 3720542100.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 14146417 + ... + 14146679.

It is an arithmetic number, because the mean of its divisors is an integer number (52390800).

Almost surely, 2^3720542124 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 3720542124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5029516800).

3720542124 is an abundant number, since it is smaller than the sum of its proper divisors (6338491476).

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

3720542124 is a wasteful number, since it uses less digits than its factorization.

3720542124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424 (or 422 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 3720542124 is about 60996.2468025697. The cubic root of 3720542124 is about 1549.5374442171.

Adding to 3720542124 its reverse (4212450273), we get a palindrome (7932992397).

The spelling of 3720542124 in words is "three billion, seven hundred twenty million, five hundred forty-two thousand, one hundred twenty-four".