3662798940 has 120 divisors (see below), whose sum is σ = 11596310880. Its totient is φ = 967738752.

The previous prime is 3662798939. The next prime is 3662798941. The reversal of 3662798940 is 498972663.

It is a happy number.

3662798940 is a `hidden beast` number, since 3 + 6 + 627 + 9 + 8 + 9 + 4 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (3662798939) and next prime (3662798941).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3662798941) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 166209 + ... + 186951.

It is an arithmetic number, because the mean of its divisors is an integer number (96635924).

Almost surely, 2^3662798940 is an apocalyptic number.

3662798940 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 3662798940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5798155440).

3662798940 is an abundant number, since it is smaller than the sum of its proper divisors (7933511940).

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

3662798940 is a wasteful number, since it uses less digits than its factorization.

3662798940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20873 (or 20862 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 54.

The square root of 3662798940 is about 60521.0619536703. The cubic root of 3662798940 is about 1541.4792863989.

The spelling of 3662798940 in words is "three billion, six hundred sixty-two million, seven hundred ninety-eight thousand, nine hundred forty".