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490938354 = 2339091451
BaseRepresentation
bin11101010000110…
…001111111110010
31021012210020211000
4131100301333302
52001140011404
6120414302430
715110623104
oct3520617762
91235706730
10490938354
11232138285
121184b7a16
137a93168a
14492b7574
152d178339
hex1d431ff2

490938354 has 16 divisors (see below), whose sum is σ = 1090974240. Its totient is φ = 163646100.

The previous prime is 490938347. The next prime is 490938367. The reversal of 490938354 is 453839094.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4545672 + ... + 4545779.

It is an arithmetic number, because the mean of its divisors is an integer number (68185890).

Almost surely, 2490938354 is an apocalyptic number.

490938354 is an abundant number, since it is smaller than the sum of its proper divisors (600035886).

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

490938354 is a wasteful number, since it uses less digits than its factorization.

490938354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9091462 (or 9091456 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

The square root of 490938354 is about 22157.1287399789. The cubic root of 490938354 is about 788.8764426508.

The spelling of 490938354 in words is "four hundred ninety million, nine hundred thirty-eight thousand, three hundred fifty-four".