3772998840 has 256 divisors, whose sum is σ = 12799180800. Its totient is φ = 883353600.

The previous prime is 3772998839. The next prime is 3772998851. The reversal of 3772998840 is 488992773.

It is a congruent number.

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, 2949321 + ... + 2950599.

It is an arithmetic number, because the mean of its divisors is an integer number (49996800).

Almost surely, 2^3772998840 is an apocalyptic number.

3772998840 is a gapful number since it is divisible by the number (30) 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 3772998840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6399590400).

3772998840 is an abundant number, since it is smaller than the sum of its proper divisors (9026181960).

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

3772998840 is a wasteful number, since it uses less digits than its factorization.

3772998840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1398 (or 1394 counting only the distinct ones).

The product of its (nonzero) digits is 6096384, while the sum is 57.

The square root of 3772998840 is about 61424.7412692964. The cubic root of 3772998840 is about 1556.7859038551.

The spelling of 3772998840 in words is "three billion, seven hundred seventy-two million, nine hundred ninety-eight thousand, eight hundred forty".