3477729222 has 64 divisors (see below), whose sum is σ = 8445496320. Its totient is φ = 1052028000.

The previous prime is 3477729221. The next prime is 3477729223. The reversal of 3477729222 is 2229277743.

3477729222 is a `hidden beast` number, since 3 + 477 + 72 + 92 + 22 = 666.

It is an interprime number because it is at equal distance from previous prime (3477729221) and next prime (3477729223).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3477729221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 359347 + ... + 368897.

It is an arithmetic number, because the mean of its divisors is an integer number (131960880).

Almost surely, 2^3477729222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3477729222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4222748160).

3477729222 is an abundant number, since it is smaller than the sum of its proper divisors (4967767098).

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

3477729222 is a wasteful number, since it uses less digits than its factorization.

3477729222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10186 (or 10180 counting only the distinct ones).

The product of its digits is 592704, while the sum is 45.

The square root of 3477729222 is about 58972.2750281859. The cubic root of 3477729222 is about 1515.0672884534.

The spelling of 3477729222 in words is "three billion, four hundred seventy-seven million, seven hundred twenty-nine thousand, two hundred twenty-two".