3753021006 has 64 divisors (see below), whose sum is σ = 9566914560. Its totient is φ = 1068305760.

The previous prime is 3753020987. The next prime is 3753021029. The reversal of 3753021006 is 6001203573.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 84120 + ... + 120756.

It is an arithmetic number, because the mean of its divisors is an integer number (149483040).

Almost surely, 2^3753021006 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3753021006, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4783457280).

3753021006 is an abundant number, since it is smaller than the sum of its proper divisors (5813893554).

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

3753021006 is a wasteful number, since it uses less digits than its factorization.

3753021006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36926 (or 36920 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The square root of 3753021006 is about 61261.9050144541. The cubic root of 3753021006 is about 1554.0333395748.

Adding to 3753021006 its reverse (6001203573), we get a palindrome (9754224579).

The spelling of 3753021006 in words is "three billion, seven hundred fifty-three million, twenty-one thousand, six".