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490777224 = 23372921293
BaseRepresentation
bin11101010000001…
…010101010001000
31021012111001210020
4131100022222020
52001114332344
6120411020440
715106352250
oct3520125210
91235431706
10490777224
11232038213
1211843a720
137a8a6232
1449274960
152d145719
hex1d40aa88

490777224 has 32 divisors (see below), whose sum is σ = 1402221120. Its totient is φ = 140222016.

The previous prime is 490777219. The next prime is 490777241. The reversal of 490777224 is 422777094.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1460479 + ... + 1460814.

It is an arithmetic number, because the mean of its divisors is an integer number (43819410).

Almost surely, 2490777224 is an apocalyptic number.

It is an amenable number.

490777224 is an abundant number, since it is smaller than the sum of its proper divisors (911443896).

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

490777224 is a wasteful number, since it uses less digits than its factorization.

490777224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2921309 (or 2921305 counting only the distinct ones).

The product of its (nonzero) digits is 197568, while the sum is 42.

The square root of 490777224 is about 22153.4923657648. The cubic root of 490777224 is about 788.7901279645.

The spelling of 490777224 in words is "four hundred ninety million, seven hundred seventy-seven thousand, two hundred twenty-four".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 2921293 5842586 8763879 11685172 17527758 20449051 23370344 35055516 40898102 61347153 70111032 81796204 122694306 163592408 245388612 490777224