3774621004 has 48 divisors (see below), whose sum is σ = 8288098560. Its totient is φ = 1461245760.

The previous prime is 3774620999. The next prime is 3774621029. The reversal of 3774621004 is 4001264773.

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, 9327 + ... + 87385.

It is an arithmetic number, because the mean of its divisors is an integer number (172668720).

Almost surely, 2^3774621004 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 3774621004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4144049280).

3774621004 is an abundant number, since it is smaller than the sum of its proper divisors (4513477556).

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

3774621004 is a wasteful number, since it uses less digits than its factorization.

3774621004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78238 (or 78236 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 3774621004 is about 61437.9443341002. The cubic root of 3774621004 is about 1557.0089801863.

Adding to 3774621004 its reverse (4001264773), we get a palindrome (7775885777).

The spelling of 3774621004 in words is "three billion, seven hundred seventy-four million, six hundred twenty-one thousand, four".