4924390920 has 128 divisors (see below), whose sum is σ = 15500436480. Its totient is φ = 1249920000.

The previous prime is 4924390871. The next prime is 4924390979. The reversal of 4924390920 is 290934294.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 216070 + ... + 237770.

It is an arithmetic number, because the mean of its divisors is an integer number (121097160).

Almost surely, 2^4924390920 is an apocalyptic number.

4924390920 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 4924390920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7750218240).

4924390920 is an abundant number, since it is smaller than the sum of its proper divisors (10576045560).

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

4924390920 is a wasteful number, since it uses less digits than its factorization.

4924390920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21807 (or 21803 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 42.

The square root of 4924390920 is about 70174.0045885939. The cubic root of 4924390920 is about 1701.3128175247.

The spelling of 4924390920 in words is "four billion, nine hundred twenty-four million, three hundred ninety thousand, nine hundred twenty".