4920000 has 140 divisors (see below), whose sum is σ = 16663416. Its totient is φ = 1280000.

The previous prime is 4919989. The next prime is 4920023. The reversal of 4920000 is 294.

It is a hoax number, since the sum of its digits (15) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 119980 + ... + 120020.

Almost surely, 2^4920000 is an apocalyptic number.

4920000 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 4920000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8331708).

4920000 is an abundant number, since it is smaller than the sum of its proper divisors (11743416).

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

4920000 is an equidigital number, since it uses as much as digits as its factorization.

4920000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76 (or 51 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 4920000 is about 2218.1073012819. The cubic root of 4920000 is about 170.0806998629.

Adding to 4920000 its reverse (294), we get a palindrome (4920294).

The spelling of 4920000 in words is "four million, nine hundred twenty thousand".