4572215460 has 144 divisors (see below), whose sum is σ = 14307052032. Its totient is φ = 1181280000.

The previous prime is 4572215449. The next prime is 4572215477. The reversal of 4572215460 is 645122754.

It is a happy number.

4572215460 is a `hidden beast` number, since 4 + 572 + 21 + 5 + 4 + 60 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 851785 + ... + 857135.

It is an arithmetic number, because the mean of its divisors is an integer number (99354528).

Almost surely, 2^4572215460 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 4572215460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7153526016).

4572215460 is an abundant number, since it is smaller than the sum of its proper divisors (9734836572).

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

4572215460 is a wasteful number, since it uses less digits than its factorization.

4572215460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5514 (or 5509 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The square root of 4572215460 is about 67618.1592473501. The cubic root of 4572215460 is about 1659.7482876673.

The spelling of 4572215460 in words is "four billion, five hundred seventy-two million, two hundred fifteen thousand, four hundred sixty".