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2389475 = 52118689
BaseRepresentation
bin1001000111010111100011
311111101202002
421013113203
51102430400
6123114215
726211254
oct11072743
94441662
102389475
111392280
1297296b
136587ba
14462b2b
15322ed5
hex2475e3

2389475 has 12 divisors (see below), whose sum is σ = 3232680. Its totient is φ = 1737600.

The previous prime is 2389463. The next prime is 2389481. The reversal of 2389475 is 5749832.

It is not a de Polignac number, because 2389475 - 216 = 2323939 is a prime.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4070 + ... + 4619.

It is an arithmetic number, because the mean of its divisors is an integer number (269390).

22389475 is an apocalyptic number.

2389475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2389475 is a deficient number, since it is larger than the sum of its proper divisors (843205).

2389475 is a wasteful number, since it uses less digits than its factorization.

2389475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8710 (or 8705 counting only the distinct ones).

The product of its digits is 60480, while the sum is 38.

The square root of 2389475 is about 1545.7926769137. The cubic root of 2389475 is about 133.6905870573.

It can be divided in two parts, 23 and 89475, that added together give a palindrome (89498).

The spelling of 2389475 in words is "two million, three hundred eighty-nine thousand, four hundred seventy-five".

Divisors: 1 5 11 25 55 275 8689 43445 95579 217225 477895 2389475