4534772220 has 288 divisors, whose sum is σ = 15510942720. Its totient is φ = 1062996480.

The previous prime is 4534772183. The next prime is 4534772251. The reversal of 4534772220 is 222774354.

4534772220 = 4004² + 4005² + ... + 4268².

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8289987 + ... + 8290533.

It is an arithmetic number, because the mean of its divisors is an integer number (53857440).

Almost surely, 2^4534772220 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 4534772220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7755471360).

4534772220 is an abundant number, since it is smaller than the sum of its proper divisors (10976170500).

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

4534772220 is a wasteful number, since it uses less digits than its factorization.

4534772220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705 (or 700 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 36.

The square root of 4534772220 is about 67340.7174003960. The cubic root of 4534772220 is about 1655.2051382099.

The spelling of 4534772220 in words is "four billion, five hundred thirty-four million, seven hundred seventy-two thousand, two hundred twenty".