3774216990 has 32 divisors (see below), whose sum is σ = 9082828800. Its totient is φ = 1003712544.

The previous prime is 3774216989. The next prime is 3774217001. The reversal of 3774216990 is 996124773.

It is a happy number.

It is a congruent number.

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, 160390 + ... + 182409.

It is an arithmetic number, because the mean of its divisors is an integer number (283838400).

Almost surely, 2^3774216990 is an apocalyptic number.

3774216990 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3774216990 is an abundant number, since it is smaller than the sum of its proper divisors (5308611810).

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

3774216990 is a wasteful number, since it uses less digits than its factorization.

3774216990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343176.

The product of its (nonzero) digits is 571536, while the sum is 48.

The square root of 3774216990 is about 61434.6562617551. The cubic root of 3774216990 is about 1556.9534270708.

The spelling of 3774216990 in words is "three billion, seven hundred seventy-four million, two hundred sixteen thousand, nine hundred ninety".