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4998000 = 243537217
BaseRepresentation
bin10011000100001101110000
3100101220222010
4103010031300
52234414000
6255042520
760324300
oct23041560
910356863
104998000
112904087
121810440
13105cbc7
14941600
1568ad50
hex4c4370

4998000 has 240 divisors, whose sum is σ = 19846944. Its totient is φ = 1075200.

The previous prime is 4997989. The next prime is 4998001. The reversal of 4998000 is 8994.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4998001) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 293992 + ... + 294008.

Almost surely, 24998000 is an apocalyptic number.

4998000 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 4998000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9923472).

4998000 is an abundant number, since it is smaller than the sum of its proper divisors (14848944).

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

4998000 is a wasteful number, since it uses less digits than its factorization.

4998000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57 (or 34 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 4998000 is about 2235.6207191740. The cubic root of 4998000 is about 170.9747919477.

The spelling of 4998000 in words is "four million, nine hundred ninety-eight thousand".