3778355226 has 16 divisors (see below), whose sum is σ = 7561729728. Its totient is φ = 1258615200.

The previous prime is 3778355209. The next prime is 3778355263. The reversal of 3778355226 is 6225538773.

It is a super-2 number, since 2×3778355226² = 28551936427683022152, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199315 + ... + 217446.

It is an arithmetic number, because the mean of its divisors is an integer number (472608108).

Almost surely, 2^3778355226 is an apocalyptic number.

3778355226 is an abundant number, since it is smaller than the sum of its proper divisors (3783374502).

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

3778355226 is a wasteful number, since it uses less digits than its factorization.

3778355226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418277.

The product of its digits is 2116800, while the sum is 48.

The square root of 3778355226 is about 61468.3270148131. The cubic root of 3778355226 is about 1557.5222591712.

The spelling of 3778355226 in words is "three billion, seven hundred seventy-eight million, three hundred fifty-five thousand, two hundred twenty-six".