4627717920 has 480 divisors, whose sum is σ = 19319731200. Its totient is φ = 1020708864.

The previous prime is 4627717903. The next prime is 4627717933. The reversal of 4627717920 is 297177264.

4627717920 is a `hidden beast` number, since 4 + 627 + 7 + 17 + 9 + 2 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (480).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 2630001 + ... + 2631759.

It is an arithmetic number, because the mean of its divisors is an integer number (40249440).

Almost surely, 2^4627717920 is an apocalyptic number.

4627717920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4627717920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9659865600).

4627717920 is an abundant number, since it is smaller than the sum of its proper divisors (14692013280).

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

4627717920 is a wasteful number, since it uses less digits than its factorization.

4627717920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1822 (or 1805 counting only the distinct ones).

The product of its (nonzero) digits is 296352, while the sum is 45.

The square root of 4627717920 is about 68027.3321540688. The cubic root of 4627717920 is about 1666.4372299278.

The spelling of 4627717920 in words is "four billion, six hundred twenty-seven million, seven hundred seventeen thousand, nine hundred twenty".