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4878988 = 221219747
BaseRepresentation
bin10010100111001010001100
3100011212201021
4102213022030
52222111423
6252323524
756320312
oct22471214
910155637
104878988
112832724
1217735a4
13101a99a
149100b2
1566595d
hex4a728c

4878988 has 6 divisors (see below), whose sum is σ = 8538236. Its totient is φ = 2439492.

The previous prime is 4878977. The next prime is 4879009. The reversal of 4878988 is 8898784.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 609870 + ... + 609877.

Almost surely, 24878988 is an apocalyptic number.

It is an amenable number.

4878988 is a deficient number, since it is larger than the sum of its proper divisors (3659248).

4878988 is a wasteful number, since it uses less digits than its factorization.

4878988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1219751 (or 1219749 counting only the distinct ones).

The product of its digits is 1032192, while the sum is 52.

The square root of 4878988 is about 2208.8431361235. The cubic root of 4878988 is about 169.6067959630.

The spelling of 4878988 in words is "four million, eight hundred seventy-eight thousand, nine hundred eighty-eight".

Divisors: 1 2 4 1219747 2439494 4878988