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374247 = 3383167
BaseRepresentation
bin1011011010111100111
3201000101000
41123113213
543433442
612004343
73116046
oct1332747
9630330
10374247
112361a5
121606b3
13101463
149a55d
1575d4c
hex5b5e7

374247 has 16 divisors (see below), whose sum is σ = 564480. Its totient is φ = 245016.

The previous prime is 374239. The next prime is 374287. The reversal of 374247 is 742473.

It is not a de Polignac number, because 374247 - 23 = 374239 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 374247.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (374287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2158 + ... + 2324.

It is an arithmetic number, because the mean of its divisors is an integer number (35280).

2374247 is an apocalyptic number.

374247 is a deficient number, since it is larger than the sum of its proper divisors (190233).

374247 is a wasteful number, since it uses less digits than its factorization.

374247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259 (or 253 counting only the distinct ones).

The product of its digits is 4704, while the sum is 27.

The square root of 374247 is about 611.7573048195. The cubic root of 374247 is about 72.0641788868.

374247 divided by its sum of digits (27) gives a triangular number (13861 = T166).

The spelling of 374247 in words is "three hundred seventy-four thousand, two hundred forty-seven", and thus it is an iban number.

Divisors: 1 3 9 27 83 167 249 501 747 1503 2241 4509 13861 41583 124749 374247