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487069242 = 231117834139
BaseRepresentation
bin11101000010000…
…001011000111010
31020221111200101120
4131002001120322
51444142203432
6120155330110
715033006642
oct3502013072
91227450346
10487069242
1122aa35370
12117150936
1379ba856a
144898b522
152cb61c2c
hex1d08163a

487069242 has 32 divisors (see below), whose sum is σ = 1063549440. Its totient is φ = 147478320.

The previous prime is 487069223. The next prime is 487069259. The reversal of 487069242 is 242960784.

It is a junction number, because it is equal to n+sod(n) for n = 487069194 and 487069203.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115609 + ... + 119747.

It is an arithmetic number, because the mean of its divisors is an integer number (33235920).

Almost surely, 2487069242 is an apocalyptic number.

487069242 is an abundant number, since it is smaller than the sum of its proper divisors (576480198).

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

487069242 is a wasteful number, since it uses less digits than its factorization.

487069242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5938.

The product of its (nonzero) digits is 193536, while the sum is 42.

The square root of 487069242 is about 22069.6452622148. The cubic root of 487069242 is about 786.7985816877.

The spelling of 487069242 in words is "four hundred eighty-seven million, sixty-nine thousand, two hundred forty-two".

Divisors: 1 2 3 6 11 22 33 66 1783 3566 4139 5349 8278 10698 12417 19613 24834 39226 45529 58839 91058 117678 136587 273174 7379837 14759674 22139511 44279022 81178207 162356414 243534621 487069242