3772470221 has 24 divisors (see below), whose sum is σ = 4339436544. Its totient is φ = 3266714880.

The previous prime is 3772470211. The next prime is 3772470283. The reversal of 3772470221 is 1220742773.

It is not a de Polignac number, because 3772470221 - 2²⁶ = 3705361357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3772470211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 948980 + ... + 952946.

It is an arithmetic number, because the mean of its divisors is an integer number (180809856).

Almost surely, 2^3772470221 is an apocalyptic number.

It is an amenable number.

3772470221 is a deficient number, since it is larger than the sum of its proper divisors (566966323).

3772470221 is a wasteful number, since it uses less digits than its factorization.

3772470221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4341 (or 4328 counting only the distinct ones).

The product of its (nonzero) digits is 32928, while the sum is 35.

The square root of 3772470221 is about 61420.4381374799. The cubic root of 3772470221 is about 1556.7131955507.

The spelling of 3772470221 in words is "three billion, seven hundred seventy-two million, four hundred seventy thousand, two hundred twenty-one".